/* Ultimate Fade-in slideshow (v2.0)
* Last updated: Sept 10th, 2009. This notice must stay intact for usage 
* Author: Dynamic Drive at http://www.dynamicdrive.com/
* Visit http://www.dynamicdrive.com/ for full source code
*/

var fadeSlideShow_descpanel={
    controls: [['x.png',7,7], ['restore.png',10,11], ['loading.gif',54,55]], //full URL and dimensions of close, restore, and loading images
	fontStyle: 'normal 11px Verdana', //font style for text descriptions
	    slidespeed: 200 //speed of description panel animation (in millisec)
	    }
	    
	    //No need to edit beyond here...
	    
	    jQuery.noConflict()
	    
	    function fadeSlideShow(settingarg){
		this.setting=settingarg
		    settingarg=null
			var setting=this.setting
			    setting.fadeduration=setting.fadeduration? parseInt(setting.fadeduration) : 500
				setting.curimage=(setting.persist)? fadeSlideShow.routines.getCookie("gallery-"+setting.wrapperid) : 0
				    setting.curimage=setting.curimage || 0 //account for curimage being null if cookie is empty
					setting.currentstep=0 //keep track of # of slides slideshow has gone through (applicable in displaymode='auto' only)
					    setting.totalsteps=setting.imagearray.length*(setting.displaymode.cycles>0? setting.displaymode.cycles : Infinity) //Total steps limit (applicable in displaymode='auto' only w/ cycles>0)
						setting.fglayer=0, setting.bglayer=1 //index of active and background layer (switches after each change of slide)
						    setting.oninit=setting.oninit || function(){}
							setting.onslide=setting.onslide || function(){}
							    var preloadimages=[] //preload images
								setting.longestdesc="" //get longest description of all slides. If no desciptions defined, variable contains ""
								    for (var i=0; i<setting.imagearray.length; i++){ //preload images
									    preloadimages[i]=new Image()
										    preloadimages[i].src=setting.imagearray[i][0]
											    if (setting.imagearray[i][3] && setting.imagearray[i][3].length>setting.longestdesc.length)
													setting.longestdesc=setting.imagearray[i][3]
													    }
														var closebutt=fadeSlideShow_descpanel.controls[0] //add close button to "desc" panel if descreveal="always"
														    setting.closebutton=(setting.descreveal=="always")? '<img class="close" src="'+closebutt[0]+'" style="float:right;cursor:hand;cursor:pointer;width:'+closebutt[1]+'px;height:'+closebutt[2]+'px;margin-left:2px" title="Hide Description" />' : ''
															var slideshow=this
															    jQuery(document).ready(function($){ //fire on DOM ready
																    var setting=slideshow.setting
																	    var fullhtml=fadeSlideShow.routines.getFullHTML(setting.imagearray) //get full HTML of entire slideshow
																		    setting.$wrapperdiv=$('#'+setting.wrapperid).css({position:'relative', visibility:'visible', background:'black', overflow:'hidden', width:setting.dimensions[0], height:setting.dimensions[1]}).empty() //main slideshow DIV
																			    if (setting.$wrapperdiv.length==0){ //if no wrapper DIV found
																					alert("Error: DIV with ID \""+setting.wrapperid+"\" not found on page.")
																						    return
																							    }
																								    setting.$gallerylayers=$('<div class="gallerylayer"></div><div class="gallerylayer"></div>') //two stacked DIVs to display the actual slide 
																										.css({position:'absolute', left:0, top:0, width:'100%', height:'100%', background:'black'})
																											    .appendTo(setting.$wrapperdiv)
																												    var $loadingimg=$('<img src="'+fadeSlideShow_descpanel.controls[2][0]+'" style="position:absolute;width:'+fadeSlideShow_descpanel.controls[2][1]+';height:'+fadeSlideShow_descpanel.controls[2][2]+'" />')
																														.css({left:setting.dimensions[0]/2-fadeSlideShow_descpanel.controls[2][1]/2, top:setting.dimensions[1]/2-fadeSlideShow_descpanel.controls[2][2]}) //center loading gif
																															    .appendTo(setting.$wrapperdiv)
																																    var $curimage=setting.$gallerylayers.html(fullhtml).find('img').hide().eq(setting.curimage) //prefill both layers with entire slideshow content, hide all images, and return current image
																																	    if (setting.longestdesc!=""){ //if at least one slide contains a description (feature is enabled)
																																			fadeSlideShow.routines.adddescpanel($, setting)
																																				    if (setting.descreveal=="always"){ //position desc panel so it's visible to begin with
																																						    setting.$descpanel.css({top:setting.dimensions[1]-setting.panelheight})
																																								    setting.$descinner.click(function(e){ //asign click behavior to "close" icon
																																											if (e.target.className=="close"){
																																														slideshow.showhidedescpanel('hide')
																																																    }
																																																		    })
																																																				    setting.$restorebutton.click(function(e){ //asign click behavior to "restore" icon
																																																							slideshow.showhidedescpanel('show')
																																																									    $(this).css({visibility:'hidden'})
																																																											    })
																																																													}
																																																														    else{ //display desc panel on demand (mouseover)
																																																																    setting.$wrapperdiv.bind('mouseenter', function(){slideshow.showhidedescpanel('show')})
																																																																		    setting.$wrapperdiv.bind('mouseleave', function(){slideshow.showhidedescpanel('hide')})
																																																																				}
																																																																					}
																																																																						setting.$wrapperdiv.bind('mouseenter', function(){setting.ismouseover=true}) //pause slideshow mouseover
																																																																							setting.$wrapperdiv.bind('mouseleave', function(){setting.ismouseover=false})
																																																																								if ($curimage.get(0).complete){ //accounf for IE not firing image.onload
																																																																									    $loadingimg.hide()
																																																																											slideshow.paginateinit($)
																																																																												    slideshow.showslide(setting.curimage)
																																																																													    }
																																																																														    else{ //initialize slideshow when first image has fully loaded
																																																																																$loadingimg.hide()
																																																																																	    slideshow.paginateinit($)
																																																																																			$curimage.bind('load', function(){slideshow.showslide(setting.curimage)})
																																																																																				}
																																																																																					setting.oninit.call(slideshow) //trigger oninit() event
																																																																																						$(window).bind('unload', function(){ //clean up and persist
																																																																																							    if (slideshow.setting.persist) //remember last shown image's index
																																																																																									    fadeSlideShow.routines.setCookie("gallery-"+setting.wrapperid, setting.curimage)
																																																																																											jQuery.each(slideshow.setting, function(k){
																																																																																													if (slideshow.setting[k] instanceof Array){
																																																																																															    for (var i=0; i<slideshow.setting[k].length; i++){
																																																																																																		    if (slideshow.setting[k][i].tagName=="DIV") //catches 2 gallerylayer divs, gallerystatus div
																																																																																																						slideshow.setting[k][i].innerHTML=null
																																																																																																									slideshow.setting[k][i]=null
																																																																																																											    }
																																																																																																													    }
																																																																																																															})
																																																																																																																    slideshow=slideshow.setting=null
																																																																																																																	    })
																																																																																																																		})
																																																																																																																		}
																																																																																																																		
																																																																																																																		fadeSlideShow.prototype={
																																																																																																																		
																																																																																																																		    navigate:function(keyword){
																																																																																																																			    var setting=this.setting
																																																																																																																				    clearTimeout(setting.playtimer)
																																																																																																																					    if (setting.displaymode.type=="auto"){ //in auto mode
																																																																																																																							setting.displaymode.type="manual" //switch to "manual" mode when nav buttons are clicked on
																																																																																																																								    setting.displaymode.wraparound=true //set wraparound option to true
																																																																																																																									    }
																																																																																																																										    if (!isNaN(parseInt(keyword))){ //go to specific slide?
																																																																																																																												this.showslide(parseInt(keyword))
																																																																																																																													}
																																																																																																																														else if (/(prev)|(next)/i.test(keyword)){ //go back or forth inside slide?
																																																																																																																															    this.showslide(keyword.toLowerCase())
																																																																																																																																    }
																																																																																																																																	},
																																																																																																																																	
																																																																																																																																	    showslide:function(keyword){
																																																																																																																																		    var slideshow=this
																																																																																																																																			    var setting=slideshow.setting
																																																																																																																																				    if (setting.displaymode.type=="auto" && setting.ismouseover && setting.currentstep<=setting.totalsteps){ //if slideshow in autoplay mode and mouse is over it, pause it
																																																																																																																																						setting.playtimer=setTimeout(function(){slideshow.showslide('next')}, setting.displaymode.pause)
																																																																																																																																							    return
																																																																																																																																								    }
																																																																																																																																									    var totalimages=setting.imagearray.length
																																																																																																																																										    var imgindex=(keyword=="next")? (setting.curimage<totalimages-1? setting.curimage+1 : 0)
																																																																																																																																												: (keyword=="prev")? (setting.curimage>0? setting.curimage-1 : totalimages-1)
																																																																																																																																													    : Math.min(keyword, totalimages-1)
																																																																																																																																														    var $slideimage=setting.$gallerylayers.eq(setting.bglayer).find('img').hide().eq(imgindex).show() //hide all images except current one
																																																																																																																																															    var imgdimensions=[$slideimage.width(), $slideimage.height()] //center align image
																																																																																																																																																    $slideimage.css({marginLeft: (imgdimensions[0]>0 && imgdimensions[0]<setting.dimensions[0])? setting.dimensions[0]/2-imgdimensions[0]/2 : 0})
																																																																																																																																																	    $slideimage.css({marginTop: (imgdimensions[1]>0 && imgdimensions[1]<setting.dimensions[1])? setting.dimensions[1]/2-imgdimensions[1]/2 : 0})
																																																																																																																																																		    setting.$gallerylayers.eq(setting.bglayer).css({zIndex:1000, opacity:0}) //background layer becomes foreground
																																																																																																																																																				.stop().css({opacity:0}).animate({opacity:1}, setting.fadeduration, function(){ //Callback function after fade animation is complete:
																																																																																																																																																						clearTimeout(setting.playtimer)
																																																																																																																																																								try{
																																																																																																																																																										    setting.onslide.call(slideshow, setting.$gallerylayers.eq(setting.fglayer).get(0), setting.curimage)
																																																																																																																																																												    }catch(e){
																																																																																																																																																															alert("Fade In Slideshow error: An error has occured somwhere in your code attached to the \"onslide\" event: "+e)
																																																																																																																																																																	}
																																																																																																																																																																			setting.currentstep+=1
																																																																																																																																																																					if (setting.displaymode.type=="auto"){
																																																																																																																																																																							    if (setting.currentstep<=setting.totalsteps || setting.displaymode.cycles==0)
																																																																																																																																																																										    setting.playtimer=setTimeout(function(){slideshow.showslide('next')}, setting.displaymode.pause)
																																																																																																																																																																												    }
																																																																																																																																																																														}) //end callback function
																																																																																																																																																																															setting.$gallerylayers.eq(setting.fglayer).css({zIndex:999}) //foreground layer becomes background
																																																																																																																																																																																setting.fglayer=setting.bglayer
																																																																																																																																																																																	setting.bglayer=(setting.bglayer==0)? 1 : 0
																																																																																																																																																																																		setting.curimage=imgindex
																																																																																																																																																																																			if (setting.$descpanel)
																																																																																																																																																																																				    setting.$descpanel.css({visibility:(setting.imagearray[imgindex][3])? 'visible' : 'hidden'})
																																																																																																																																																																																					    if (setting.imagearray[imgindex][3])
																																																																																																																																																																																							setting.$descinner.empty().html(setting.closebutton + setting.imagearray[imgindex][3])
																																																																																																																																																																																								if (setting.displaymode.type=="manual" && !setting.displaymode.wraparound){
																																																																																																																																																																																									    this.paginatecontrol()
																																																																																																																																																																																										    }
																																																																																																																																																																																											    if (setting.$status) //if status container defined
																																																																																																																																																																																													setting.$status.html(setting.curimage+1 + "/" + totalimages)
																																																																																																																																																																																													    },
																																																																																																																																																																																													    
																																																																																																																																																																																														showhidedescpanel:function(state, showcontrol){
																																																																																																																																																																																															var setting=this.setting
																																																																																																																																																																																																var endpoint=(state=="show")? setting.dimensions[1]-setting.panelheight : this.setting.dimensions[1]
																																																																																																																																																																																																	setting.$descpanel.stop().animate({top:endpoint}, fadeSlideShow_descpanel.slidespeed, function(){
																																																																																																																																																																																																		    if (setting.descreveal=="always" && state=="hide")
																																																																																																																																																																																																				    setting.$restorebutton.css({visibility:'visible'}) //show restore button
																																																																																																																																																																																																					    })
																																																																																																																																																																																																						},
																																																																																																																																																																																																						
																																																																																																																																																																																																						    paginateinit:function($){
																																																																																																																																																																																																							    var slideshow=this
																																																																																																																																																																																																								    var setting=this.setting
																																																																																																																																																																																																									    if (setting.togglerid){ //if toggler div defined
																																																																																																																																																																																																											setting.$togglerdiv=$("#"+setting.togglerid)
																																																																																																																																																																																																												    setting.$prev=setting.$togglerdiv.find('.prev').data('action', 'prev')
																																																																																																																																																																																																														setting.$next=setting.$togglerdiv.find('.next').data('action', 'next')
																																																																																																																																																																																																															    setting.$prev.add(setting.$next).click(function(e){ //assign click behavior to prev and next controls
																																																																																																																																																																																																																	    var $target=$(this)
																																																																																																																																																																																																																			    slideshow.navigate($target.data('action'))
																																																																																																																																																																																																																					    e.preventDefault()
																																																																																																																																																																																																																							})
																																																																																																																																																																																																																								    setting.$status=setting.$togglerdiv.find('.status')
																																																																																																																																																																																																																									    }
																																																																																																																																																																																																																										},
																																																																																																																																																																																																																										
																																																																																																																																																																																																																										    paginatecontrol:function(){
																																																																																																																																																																																																																											    var setting=this.setting
																																																																																																																																																																																																																													setting.$prev.css({opacity:(setting.curimage==0)? 0.4 : 1}).data('action', (setting.curimage==0)? 'none' : 'prev')
																																																																																																																																																																																																																														    setting.$next.css({opacity:(setting.curimage==setting.imagearray.length-1)? 0.4 : 1}).data('action', (setting.curimage==setting.imagearray.length-1)? 'none' : 'next')
																																																																																																																																																																																																																																if (document.documentMode==8){ //in IE8 standards mode, apply opacity to inner image of link
																																																																																																																																																																																																																																		setting.$prev.find('img:eq(0)').css({opacity:(setting.curimage==0)? 0.4 : 1})
																																																																																																																																																																																																																																				setting.$next.find('img:eq(0)').css({opacity:(setting.curimage==setting.imagearray.length-1)? 0.4 : 1})
																																																																																																																																																																																																																																					    }
																																																																																																																																																																																																																																						}
																																																																																																																																																																																																																																						
																																																																																																																																																																																																																																						    
																																																																																																																																																																																																																																						}
																																																																																																																																																																																																																																						
																																																																																																																																																																																																																																						fadeSlideShow.routines={
																																																																																																																																																																																																																																						
																																																																																																																																																																																																																																						    getSlideHTML:function(imgelement){
																																																																																																																																																																																																																																							    var layerHTML=(imgelement[1])? '<a href="'+imgelement[1]+'" target="'+imgelement[2]+'">\n' : '' //hyperlink slide?
																																																																																																																																																																																																																																								    layerHTML+='<img src="'+imgelement[0]+'" style="border-width:0;" />\n'
																																																																																																																																																																																																																																									    layerHTML+=(imgelement[1])? '</a>\n' : ''
																																																																																																																																																																																																																																										    return layerHTML //return HTML for this layer
																																																																																																																																																																																																																																											},
																																																																																																																																																																																																																																											
																																																																																																																																																																																																																																											    getFullHTML:function(imagearray){
																																																																																																																																																																																																																																												    var preloadhtml=''
																																																																																																																																																																																																																																													    for (var i=0; i<imagearray.length; i++)
																																																																																																																																																																																																																																															preloadhtml+=this.getSlideHTML(imagearray[i])
																																																																																																																																																																																																																																																return preloadhtml
																																																																																																																																																																																																																																																    },
																																																																																																																																																																																																																																																    
																																																																																																																																																																																																																																																	adddescpanel:function($, setting){
																																																																																																																																																																																																																																																		setting.$descpanel=$('<div class="fadeslidedescdiv"></div>')
																																																																																																																																																																																																																																																			    .css({position:'absolute', visibility:'hidden', width:'100%', left:0, top:setting.dimensions[1], font:fadeSlideShow_descpanel.fontStyle, zIndex:'1001'})
																																																																																																																																																																																																																																																					.appendTo(setting.$wrapperdiv)
																																																																																																																																																																																																																																																						$('<div class="descpanelbg"></div><div class="descpanelfg"></div>') //create inner nav panel DIVs
																																																																																																																																																																																																																																																							    .css({position:'absolute', left:0, top:0, width:setting.$descpanel.width()-8, padding:'4px'})
																																																																																																																																																																																																																																																									.eq(0).css({background:'black', opacity:0.7}).end() //"descpanelbg" div
																																																																																																																																																																																																																																																										    .eq(1).css({color:'white'}).html(setting.closebutton + setting.longestdesc).end() //"descpanelfg" div
																																																																																																																																																																																																																																																												.appendTo(setting.$descpanel)
																																																																																																																																																																																																																																																													setting.$descinner=setting.$descpanel.find('div.descpanelfg')
																																																																																																																																																																																																																																																														setting.panelheight=setting.$descinner.outerHeight()
																																																																																																																																																																																																																																																															setting.$descpanel.css({height:setting.panelheight}).find('div').css({height:'100%'})
																																																																																																																																																																																																																																																																if (setting.descreveal=="always"){ //create restore button
																																																																																																																																																																																																																																																																	    setting.$restorebutton=$('<img class="restore" title="Restore Description" src="' + fadeSlideShow_descpanel.controls[1][0] +'" style="position:absolute;visibility:hidden;right:0;bottom:0;z-index:1002;width:'+fadeSlideShow_descpanel.controls[1][1]+'px;height:'+fadeSlideShow_descpanel.controls[1][2]+'px;cursor:pointer;cursor:hand" />')
																																																																																																																																																																																																																																																																			    .appendTo(setting.$wrapperdiv)
																																																																																																																																																																																																																																																																			    
																																																																																																																																																																																																																																																																			    
																																																																																																																																																																																																																																																																				    }
																																																																																																																																																																																																																																																																					},
																																																																																																																																																																																																																																																																					
																																																																																																																																																																																																																																																																					
																																																																																																																																																																																																																																																																					    getCookie:function(Name){ 
																																																																																																																																																																																																																																																																						    var re=new RegExp(Name+"=[^;]+", "i"); //construct RE to search for target name/value pair
																																																																																																																																																																																																																																																																							    if (document.cookie.match(re)) //if cookie found
																																																																																																																																																																																																																																																																									return document.cookie.match(re)[0].split("=")[1] //return its value
																																																																																																																																																																																																																																																																										return null
																																																																																																																																																																																																																																																																										    },
																																																																																																																																																																																																																																																																										    
																																																																																																																																																																																																																																																																											setCookie:function(name, value){
																																																																																																																																																																																																																																																																												document.cookie = name+"=" + value + ";path=/"
																																																																																																																																																																																																																																																																												    }
																																																																																																																																																																																																																																																																												    }