var jvZoom=new Class({options:{},initialize:function(options){this.setOptions(options);this.container=$$('.jv_zoom_container')[this.options.id];this.zoom1=$ES('a.jv_zoom',this.container)[0];this.effectType=this.zoom1.getProperty('rel').split(":")[1];if(this.effectType!='default'&&this.effectType!='tint'&&this.effectType!='inner')this.effectType='default';this.sImg=$ES('img',this.zoom1)[0];this.img2=new Image();this.img2.src=this.zoom1.getProperty("href");this.destU=0;this.destV=0;this.currV=0;this.currU=0;this.init2();},init2:function(){this.mouseTrap=new Element('div',{'styles':{'z-index':'999','position':'absolute','left':0,'top':0,'background-image':'url(\".\")','height':this.sImg.offsetHeight,'width':this.sImg.offsetWidth},'class':'mouseTrap'});this.mouseTrap.injectAfter(this.zoom1);this.mouseTrap.addEvent('mousemove',function(event){this.mx=event.pageX||event.clientX+document.documentElement.scrollLeft;this.my=event.pageY||event.clientY+document.documentElement.scrollTop;}.bind(this));this.mouseTrap.addEvent('mouseleave',function(event){$clear(this.controlTimer);if($ES('div.jv_zoom_big',this.container)[0])$ES('div.jv_zoom_big',this.container)[0].remove();if($ES('div.jv_zoom_lens',this.container)[0])$ES('div.jv_zoom_lens',this.container)[0].remove();if($ES('div.jv_zoom_tint',this.container)[0])$ES('div.jv_zoom_tint',this.container)[0].remove();}.bind(this));this.mouseTrap.addEvent('mouseenter',function(event){this.mx=event.client.x+document.documentElement.scrollLeft;this.my=event.client.y+document.documentElement.scrollTop;var xPos=10;var yPos=-4;var siw=this.sImg.offsetWidth;var sih=this.sImg.offsetHeight;var w=siw;var h=sih;if(this.options.zoom_width!="auto"){siw=this.options.zoom_width.toInt();}
if(this.options.zoom_height!="auto"){sih=this.options.zoom_height;}
xPos+=siw;if(this.effectType=="inner"){xPos=-4;yPost=-4;}
this.zoomDiv=new Element('div',{'styles':{'z-index':'99','position':'absolute','left':xPos,'top':yPos,'background-image':'url('+this.img2.src+')','height':sih,'width':siw},'class':'jv_zoom_big'});if(this.sImg.getProperty("title")!=""){var contentHTML='<div style="display:block;position:absolute;z-index:99;height:'+sih+'px;width:'+siw+'px;"><div class="jv_zoom_title">'+this.sImg.getProperty("title")+'</div></div>';this.zoomDiv.setHTML(contentHTML);$ES('.jv_zoom_title',this.zoomDiv)[0].setStyle('opacity',0.5);}else{this.zoomDiv.setHTML('<div style="display:block;position:absolute;z-index:99;height:'+sih+'px;width:'+siw+'px;"></div>');}
this.zoomDiv.injectAfter(this.mouseTrap);this.zoomDiv.setStyle('display','');this.cw=((this.sImg.offsetWidth/this.img2.width)*this.zoomDiv.offsetWidth).toInt();this.ch=((this.sImg.offsetHeight/this.img2.height)*this.zoomDiv.offsetHeight).toInt();this.lens=new Element('div',{'styles':{'display':'none','z-index':'98','position':'absolute','cursor':'move','height':this.ch,'width':this.cw},'class':'jv_zoom_lens'});this.lens.setHTML('<div style="display:block;width:'+this.cw+'px;height:'+this.ch+'px;">&nbsp;</div>');this.lens.injectAfter(this.sImg);this.lens.setStyle('display','');this.mouseTrap.setStyle('cursor','move');if(this.effectType=='tint'){this.lens.setStyle('background','url("'+this.sImg.getProperty('src')+'")');this.tint=new Element('div',{'styles':{'display':'none','position':'absolute','left':'0px','cursor':'move','top':'0px','width':this.sImg.offsetWidth,'height':this.sImg.offsetHeight,'background-color':'#ff0000'},'class':'jv_zoom_tint'});this.tint.injectAfter(this.lens);this.tint.setStyle('display','');this.tint.setStyle('opacity',0.5);}else{this.lens.setStyle('opacity',0.5);}
this.controlLoop();this.controlTimer=this.controlLoop.periodical(30,this);}.bind(this));},controlLoop:function(){if(this.lens){var x=(this.mx-this.sImg.getLeft()-(this.cw*0.5))>>0;var y=(this.my-this.sImg.getTop()-(this.ch*0.5))>>0;if(x<0){x=0;}
else if(x>(this.sImg.offsetWidth-this.cw)){x=(this.sImg.offsetWidth-this.cw);}
if(y<0){y=0;}
else if(y>(this.sImg.offsetHeight-this.ch)){y=(this.sImg.offsetHeight-this.ch);}
this.lens.setStyles({left:x,top:y});this.lens.setStyle('background-position',(-x)+'px '+(-y)+'px');this.destU=(((x)/this.sImg.offsetWidth)*this.img2.width)>>0;this.destV=(((y)/this.sImg.offsetHeight)*this.img2.height)>>0;this.currU+=(this.destU-this.currU)/3;this.currV+=(this.destV-this.currV)/3;this.zoomDiv.setStyle('background-position',(-(this.currU>>0)+'px ')+(-(this.currV>>0)+'px'));}}});jvZoom.implement(new Events);jvZoom.implement(new Options);