//** Step Carousel Viewer- (c) Dynamic Drive DHTML code library: http://www.dynamicdrive.com
//** Script Download/ http://www.dynamicdrive.com/dynamicindex4/stepcarousel.htm
//** Usage Terms: http://www.dynamicdrive.com/notice.htm
//** Current version 1.9 (July 28th, 10'): See http://www.dynamicdrive.com/dynamicindex4/stepcarouselShopchangelog.txt for details


jQuery.noConflict()
// Extra Datei fuer Shopanzeige
var stepcarouselShop={
	ajaxloadingmsg: '<div style="margin: 1em; font-weight: bold"><img src="ajaxloadr.gif" style="vertical-align: middle" /> Fetching Content. Please wait...</div>', //customize HTML to show while fetching Ajax content
	defaultbuttonsfade: 0.4, //Fade degree for disabled nav buttons (0=completely transparent, 1=completely opaque)
	configholder: {},

	getCSSValueShop:function(val){ //Returns either 0 (if val contains 'auto') or val as an integer
		return (val=="auto")? 0 : parseInt(val)
	},

	getremotepanelShopsShop:function($, config){ //function to fetch external page containing the panelShop DIVs
		config.$beltShop.html(this.ajaxloadingmsg)
		$.ajax({
			url: config.contenttype[1], //path to external content
			async: true,
			error:function(ajaxrequest){
				config.$beltShop.html('Error fetching content.<br />Server Response: '+ajaxrequest.responseText)
			},
			success:function(content){
				config.$beltShop.html(content)
				config.$panelShops=config.$gallery.find('.'+config.panelShopclass)
				stepcarouselShop.alignpanelShopsShop($, config)
			}
		})
	},

	getoffsetShop:function(what, offsettype){
		return (what.offsetParent)? what[offsettype]+this.getoffsetShop(what.offsetParent, offsettype) : what[offsettype]
	},

	getCookieShop: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
	},

	setCookieShop:function(name, value){
		document.cookie = name+"="+value
	},

	fadebuttonsShop:function(config, currentpanelShop){
		config.$leftnavbutton.fadeTo('fast', currentpanelShop==0? this.defaultbuttonsfade : 1)
		config.$rightnavbutton.fadeTo('fast', currentpanelShop==config.lastvisiblepanelShop? this.defaultbuttonsfade : 1)
		if (currentpanelShop==config.lastvisiblepanelShop){
			stepcarouselShop.stopautostepShop(config)
		}

	},

	addnavbuttonsShop:function($, config, currentpanelShop){
		config.$leftnavbutton=$('<img src="'+config.defaultbuttons.leftnav[0]+'">').css({zIndex:50, position:'absolute', left:config.offsets.left+config.defaultbuttons.leftnav[1]+'px', top:config.offsets.top+config.defaultbuttons.leftnav[2]+'px', cursor:'hand', cursor:'pointer'}).attr({title:'Back '+config.defaultbuttons.moveby+' panelShops'}).appendTo('body')
		config.$rightnavbutton=$('<img src="'+config.defaultbuttons.rightnav[0]+'">').css({zIndex:50, position:'absolute', left:config.offsets.left+config.$gallery.get(0).offsetWidth+config.defaultbuttons.rightnav[1]+'px', top:config.offsets.top+config.defaultbuttons.rightnav[2]+'px', cursor:'hand', cursor:'pointer'}).attr({title:'Forward '+config.defaultbuttons.moveby+' panelShops'}).appendTo('body')
		config.$leftnavbutton.bind('click', function(){ //assign nav button event handlers
			stepcarouselShop.stepByShop(config.galleryid, -config.defaultbuttons.moveby)
		})
		config.$rightnavbutton.bind('click', function(){ //assign nav button event handlers
			stepcarouselShop.stepByShop(config.galleryid, config.defaultbuttons.moveby)
		})
		if (config.panelShopbehavior.wraparound==false){ //if carousel viewer should stop at first or last panelShop (instead of wrap back or forth)
			this.fadebuttonsShop(config, currentpanelShop)
		}
		return config.$leftnavbutton.add(config.$rightnavbutton)
	},

	alignpanelShopsShop:function($, config){
		var panelShopoffset=0
		config.panelShopoffsets=[panelShopoffset] //array to store upper left offset of each panelShop (1st element=0)
		config.panelShopwidths=[] //array to store widths of each panelShop
		config.$panelShops.each(function(index){ //loop through panelShops
			var $currentpanelShop=$(this)
			$currentpanelShop.css({float: 'none', position: 'absolute', left: panelShopoffset+'px'}) //position panelShop
			$currentpanelShop.bind('click', function(e){return config.onpanelShopclick(e.target)}) //bind onpanelShopclick() to onclick event
			panelShopoffset+=stepcarouselShop.getCSSValueShop($currentpanelShop.css('marginRight')) + parseInt($currentpanelShop.get(0).offsetWidth || $currentpanelShop.css('width')) //calculate next panelShop offset
			config.panelShopoffsets.push(panelShopoffset) //remember this offset
			config.panelShopwidths.push(panelShopoffset-config.panelShopoffsets[config.panelShopoffsets.length-2]) //remember panelShop width
		})
		config.panelShopoffsets.pop() //delete last offset (redundant)
		var addpanelShopwidths=0
		var lastpanelShopindex=config.$panelShops.length-1
		config.lastvisiblepanelShop=lastpanelShopindex
		for (var i=config.$panelShops.length-1; i>=0; i--){
			addpanelShopwidths+=(i==lastpanelShopindex? config.panelShopwidths[lastpanelShopindex] : config.panelShopoffsets[i+1]-config.panelShopoffsets[i])
			if (config.gallerywidth>addpanelShopwidths){
				config.lastvisiblepanelShop=i //calculate index of panelShop that when in 1st position reveals the very last panelShop all at once based on gallery width
			}
		}
		config.$beltShop.css({width: panelShopoffset+'px'}) //Set beltShop DIV to total panelShops' widths
		config.currentpanelShop=(config.panelShopbehavior.persist)? parseInt(this.getCookieShop(config.galleryid+"persist")) : 0 //determine 1st panelShop to show by default
		config.currentpanelShop=(typeof config.currentpanelShop=="number" && config.currentpanelShop<config.$panelShops.length)? config.currentpanelShop : 0
		var endpoint=config.panelShopoffsets[config.currentpanelShop]+(config.currentpanelShop==0? 0 : config.beltShopoffset)
		config.$beltShop.css({left: -endpoint+'px'})
		if (config.defaultbuttons.enable==true){ //if enable default back/forth nav buttons
			var $navbuttons=this.addnavbuttonsShop($, config, config.currentpanelShop)
			$(window).bind("load resize", function(){ //refresh position of nav buttons when page loads/resizes, in case offsets weren't available document.oncontentload
				config.offsets={left:stepcarouselShop.getoffsetShop(config.$gallery.get(0), "offsetLeft"), top:stepcarouselShop.getoffsetShop(config.$gallery.get(0), "offsetTop")}
				config.$leftnavbutton.css({left:config.offsets.left+config.defaultbuttons.leftnav[1]+'px', top:config.offsets.top+config.defaultbuttons.leftnav[2]+'px'})
				config.$rightnavbutton.css({left:config.offsets.left+config.$gallery.get(0).offsetWidth+config.defaultbuttons.rightnav[1]+'px', top:config.offsets.top+config.defaultbuttons.rightnav[2]+'px'})
			})
		}
		if (config.autostep && config.autostep.enable){ //enable auto stepping of Carousel?
			var $carouselparts=config.$gallery.add(typeof $navbuttons!="undefined"? $navbuttons : null)
			$carouselparts.bind('click', function(){
				config.autostep.status="stopped"
				stepcarouselShop.stopautostepShop(config)
			})
			$carouselparts.hover(function(){ //onMouseover
				stepcarouselShop.stopautostepShop(config)
				config.autostep.hoverstate="over"
			}, function(){ //onMouseout
				if (config.steptimer && config.autostep.hoverstate=="over" && config.autostep.status!="stopped"){
					config.steptimer=setInterval(function(){stepcarouselShop.autorotateShop(config.galleryid)}, config.autostep.pause)
					config.autostep.hoverstate="out"
				}
			})
			config.steptimer=setInterval(function(){stepcarouselShop.autorotateShop(config.galleryid)}, config.autostep.pause) //automatically rotate Carousel Viewer
		} //end enable auto stepping check
		this.createpaginateShop($, config)
		this.statusreportShop(config.galleryid)
		config.oninitShop()
		config.onslideaction(this)
	},

	stepByShop:function(galleryid, steps, isauto){
		var config=stepcarouselShop.configholder[galleryid]
		if (typeof config=="undefined"){
			//alert("There's an error with your set up of Carousel Viewer \""+galleryid+ "\"!")
			return
		}
		if (!isauto) //if stepByShop() function isn't called by autorotateShop() function
			stepcarouselShop.stopautostepShop(config)
		var direction=(steps>0)? 'forward' : 'back' //If "steps" is negative, that means backwards
		var pindex=config.currentpanelShop+steps //index of panelShop to stop at
		if (config.panelShopbehavior.wraparound==false){ //if carousel viewer should stop at first or last panelShop (instead of wrap back or forth)
			pindex=(direction=="back" && pindex<=0)? 0 : (direction=="forward")? Math.min(pindex, config.lastvisiblepanelShop) : pindex
			if (config.defaultbuttons.enable==true){ //if default nav buttons are enabled, fade them in and out depending on if at start or end of carousel
				stepcarouselShop.fadebuttonsShop(config, pindex)
			}
		}
		else{ //else, for normal stepByShop behavior
			if (pindex>config.lastvisiblepanelShop && direction=="forward"){
				//if destination pindex is greater than last visible panelShop, yet we're currently not at the end of the carousel yet
				pindex=(config.currentpanelShop<config.lastvisiblepanelShop)? config.lastvisiblepanelShop : 0
			}
			else if (pindex<0 && direction=="back"){
				//if destination pindex is less than 0, yet we're currently not at the beginning of the carousel yet
				pindex=(config.currentpanelShop>0)? 0 : config.lastvisiblepanelShop /*wrap around left*/
			}
		}
		var endpoint=config.panelShopoffsets[pindex]+(pindex==0? 0 : config.beltShopoffset) //left distance for beltShop DIV to travel to
		if (config.panelShopbehavior.wraparound==true && config.panelShopbehavior.wrapbehavior=="pushpull" && (pindex==0 && direction=='forward' || config.currentpanelShop==0 && direction=='back')){ //decide whether to apply "push pull" effect
			config.$beltShop.animate({left: -config.panelShopoffsets[config.currentpanelShop]-(direction=='forward'? 100 : -30)+'px'}, 'normal', function(){
				config.$beltShop.animate({left: -endpoint+'px'}, config.panelShopbehavior.speed, function(){config.onslideaction(this)})
			})
		}
		else
			config.$beltShop.animate({left: -endpoint+'px'}, config.panelShopbehavior.speed, function(){config.onslideaction(this)})
		config.currentpanelShop=pindex
		this.statusreportShop(galleryid)
	},

	autorotateShop:function(galleryid){
		var config=stepcarouselShop.configholder[galleryid]
		this.stepByShop(galleryid, config.autostep.moveby, true)
	},

	stopautostepShop:function(config){
		clearTimeout(config.steptimer)
	},

	statusreportShop:function(galleryid){
		var config=stepcarouselShop.configholder[galleryid]
		if (config.statusvars.length==3){ //if 3 status vars defined
			var startpoint=config.currentpanelShop //index of first visible panelShop
			var visiblewidth=0
			for (var endpoint=startpoint; endpoint<config.panelShopoffsets.length; endpoint++){ //index (endpoint) of last visible panelShop
				visiblewidth+=config.panelShopwidths[endpoint]
				if (visiblewidth>config.gallerywidth){
					break
				}
			}
			startpoint+=1 //format startpoint for user friendiness
			endpoint=(endpoint+1==startpoint)? startpoint : endpoint //If only one image visible on the screen and partially hidden, set endpoint to startpoint
			var valuearray=[startpoint, endpoint, config.panelShopwidths.length]
			for (var i=0; i<config.statusvars.length; i++){
				window[config.statusvars[i]]=valuearray[i] //Define variable (with user specified name) and set to one of the status values
				config.$statusobjs[i].text(valuearray[i]+" ") //Populate element on page with ID="user specified name" with one of the status values
			}
		}
		stepcarouselShop.selectpaginateShop(jQuery, galleryid)
	},

	createpaginateShop:function($, config){
		if (config.$paginatediv.length==1){
			var $templateimg=config.$paginatediv.find('img["data-over"]:eq(0)') //reference first matching image on page
			var controlpoints=[], controlsrc=[], imgarray=[], moveby=$templateimg.attr("data-moveby") || 1
			var asize=(moveby==1? 0:1) + Math.floor((config.lastvisiblepanelShop+1) / moveby) //calculate # of pagination links to create
			var imghtml=$('<div>').append($templateimg.clone()).html() //get HTML of first matching image
			srcs=[$templateimg.attr('src'), $templateimg.attr('data-over'), $templateimg.attr('data-select')] //remember control's over and out, and selected image src
			for (var i=0; i<asize; i++){
				var moveto=Math.min(i*moveby, config.lastvisiblepanelShop)
				imgarray.push(imghtml.replace(/>$/, ' data-index="'+i+'" data-moveto="'+moveto+'" title="Move to panelShop '+(moveto+1)+'">') +'\n')
				controlpoints.push(moveto) //store panelShop index each control goes to when clicked on
			}
			var $controls=$('<span></span>').replaceAll($templateimg).append(imgarray.join('')).find('img') //replace template link with links and return them
			$controls.css({cursor:'pointer'})
			config.$paginatediv.bind('click', function(e){
				var $target=$(e.target)
				if ($target.is('img') && $target.attr('data-over')){
					stepcarouselShop.stepTo(config.galleryid, parseInt($target.attr('data-moveto'))+1)
				}
			})
			config.$paginatediv.bind('mouseover mouseout', function(e){
				var $target=$(e.target)
				if ($target.is('img') && $target.attr('data-over')){
					if (parseInt($target.attr('data-index')) != config.pageinfo.curselected) //if this isn't the selected link
						$target.attr('src', srcs[(e.type=="mouseover")? 1 : 0])
				}
			})
			config.pageinfo={controlpoints:controlpoints, $controls:$controls,  srcs:srcs, prevselected:null, curselected:null}
		}
	},


	selectpaginateShop:function($, galleryid){
		var config=stepcarouselShop.configholder[galleryid]
		if (config.$paginatediv.length==1){
			for (var i=0; i<config.pageinfo.controlpoints.length; i++){
				if (config.pageinfo.controlpoints[i] <= config.currentpanelShop) //find largest control point that's less than or equal to current panelShop shown
					config.pageinfo.curselected=i
			}
			if (typeof config.pageinfo.prevselected!=null) //deselect previously selected link (if found)
				config.pageinfo.$controls.eq(config.pageinfo.prevselected).attr('src', config.pageinfo.srcs[0])
			config.pageinfo.$controls.eq(config.pageinfo.curselected).attr('src', config.pageinfo.srcs[2]) //select current paginate link
			config.pageinfo.prevselected=config.pageinfo.curselected //set current selected link to previous
		}
	},


	loadcontentShop:function(galleryid, url){
		var config=stepcarouselShop.configholder[galleryid]
		config.contenttype=['ajax', url]
		stepcarouselShop.stopautostepShop(config)
		stepcarouselShop.resetsettingsShop($, config)
		stepcarouselShop.initShop(jQuery, config)

	},

	initShop:function($, config){
		config.gallerywidth=config.$gallery.width()
		config.offsets={left:stepcarouselShop.getoffsetShop(config.$gallery.get(0), "offsetLeft"), top:stepcarouselShop.getoffsetShop(config.$gallery.get(0), "offsetTop")}
		config.$beltShop=config.$gallery.find('.'+config.beltShopclass) //Find beltShop DIV that contains all the panelShops
		config.$panelShops=config.$gallery.find('.'+config.panelShopclass) //Find panelShop DIVs that each contain a slide
		config.panelShopbehavior.wrapbehavior=config.panelShopbehavior.wrapbehavior || "pushpull" //default wrap behavior to "pushpull"
		config.$paginatediv=$('#'+config.galleryid+'-paginate') //get pagination DIV (if defined)
		if (config.autostep)
			config.autostep.pause+=config.panelShopbehavior.speed
		config.onpanelShopclick=(typeof config.onpanelShopclick=="undefined")? function(target){} : config.onpanelShopclick //attach custom "onpanelShopclick" event handler
		config.onslideaction=(typeof config.onslide=="undefined")? function(){} : function(beltShopobj){$(beltShopobj).stop(); config.onslide()} //attach custom "onslide" event handler
		config.oninitShop=(typeof config.oninitShop=="undefined")? function(){} : config.oninitShop //attach custom "oninitShop" event handler
		config.beltShopoffset=stepcarouselShop.getCSSValueShop(config.$beltShop.css('marginLeft')) //Find length of beltShop DIV's left margin
		config.statusvars=config.statusvars || []  //get variable names that will hold "start", "end", and "total" slides info
		config.$statusobjs=[$('#'+config.statusvars[0]), $('#'+config.statusvars[1]), $('#'+config.statusvars[2])]
		config.currentpanelShop=0
		stepcarouselShop.configholder[config.galleryid]=config //store config parameter as a variable
		if (config.contenttype[0]=="ajax" && typeof config.contenttype[1]!="undefined") //fetch ajax content?
			stepcarouselShop.getremotepanelShopsShop($, config)
		else
			stepcarouselShop.alignpanelShopsShop($, config) //align panelShops and initShopialize gallery

	},

	resetsettingsShop:function($, config){
		config.$gallery.unbind()
		config.$beltShop.stop()
		config.$panelShops.remove()
		if (config.$leftnavbutton){
			config.$leftnavbutton.remove()
			config.$rightnavbutton.remove()
		}
		if (config.$paginatediv.length==1){
			config.$paginatediv.unbind()
			config.pageinfo.$controls.eq(0).attr('src', config.pageinfo.srcs[0]).removeAttr('data-index').removeAttr('data-moveto').removeAttr('title') //reset first pagination link so it acts as template again
			.end().slice(1).remove() //then remove all but first pagination link
		}
		if (config.autostep)
			config.autostep.status=null
		if (config.panelShopbehavior.persist){
			stepcarouselShop.setCookieShop(window[config.galleryid+"persist"], 0) //set initShopial panelShop to 0, overridden w/ current panelShop if window.unload is invoked
		}
	},

	setupShop:function(config){
		//Disable Step Gallery scrollbars ASAP dynamically (enabled for sake of users with JS disabled)
		document.write('<style type="text/css">\n#'+config.galleryid+'{overflow: hidden;}\n</style>')
		jQuery(document).ready(function($){
			config.$gallery=$('#'+config.galleryid)
			stepcarouselShop.initShop($, config)
		}) //end document.ready
		jQuery(window).bind('unload', function(){ //clean up on page unload
			stepcarouselShop.resetsettingsShop($, config)
			if (config.panelShopbehavior.persist)
				stepcarouselShop.setCookieShop(config.galleryid+"persist", config.currentpanelShop)
			jQuery.each(config, function(ai, oi){
				oi=null
			})
			config=null
		})
	}
}