(function($){$.imgZoom=function(img,options){var width,height,thumbWidth,thumbHeight,src,image,svgns="http://www.w3.org/2000/svg",imgOfs,endX,endY,$bigImg=$('<img/>'),Z=$.imgZoom,M=Math,imgZoom=this,winWidth,winHeight,time,fx=$.extend($('<div/>')[0],{imgZoom:this,pos:0});function setOptions(newOptions){if(!Z.loaded)return $(window).load(function(){setOptions(newOptions)});options=$.extend(options,newOptions);$('<img/>').attr('src',options.loadingImg);Z.$loading.css({backgroundImage:'url('+options.loadingImg+')',backgroundPosition:'center',backgroundRepeat:'no-repeat'})}function getImgOfs(){imgOfs={left:M.round($(img).offset().left+($(img).outerWidth()-thumbWidth)/2),top:M.round($(img).offset().top+($(img).outerHeight()-thumbHeight)/2)}}function reset(){winWidth=$(window).width();winHeight=$.browser.opera&&$.browser.version<9.5?window.innerHeight:$(window).height();getImgOfs();Z.$overlay.css({backgroundColor:options.showOverlay?'#000':'',position:'absolute',left:0,top:0,width:M.max(winWidth,document.documentElement.scrollWidth),height:M.max(winHeight,document.documentElement.scrollHeight),overflow:'hidden'});if(Z.svg){Z.svg.setAttribute('width',Z.$overlay.width());Z.svg.setAttribute('height',Z.$overlay.height())}else{$(Z.vmlGroup).css({width:Z.$overlay.width(),height:Z.$overlay.height()});Z.vmlGroup.coordsize=Z.$overlay.width()+','+Z.$overlay.height()}}function animate(pos){var w=M.round(thumbWidth+(width-thumbWidth)*pos),h=M.round(thumbHeight+(height-thumbHeight)*pos),angle=M.round(pos*parseInt(options.rotate+0)*360),opacity=$.isArray(options.opacity)?options.opacity[0]*(1-pos)+pos*options.opacity[1]:options.opacity*(1-pos)+pos,overlayOpacity=pos*options.overlayOpacity;fx.pos=pos;getImgOfs();var x=M.round(imgOfs.left*(1-pos)+endX*pos),y=M.round(imgOfs.top*(1-pos)+endY*pos);if(options.showOverlay)Z.$overlay.css('opacity',overlayOpacity);if(Z.svg){image.setAttribute('width',w);image.setAttribute('height',h);image.setAttribute('x',x);image.setAttribute('y',y);if(options.rotate)image.setAttribute('transform','rotate('+angle+','+M.round(x+w/2)+', '+M.round(y+h/2)+')');$(image).css('opacity',opacity);if($.browser.safari){var rect=document.createElementNS(svgns,"rect");rect.setAttribute('x',-Z.$overlay.width());rect.setAttribute('y',-Z.$overlay.height());rect.setAttribute('width',3*Z.$overlay.width());rect.setAttribute('height',3*Z.$overlay.height());rect.setAttribute('fill','none');$(Z.svg).append(rect);setTimeout(function(){$(rect).remove()},0)}}else{$(image).css({width:w,height:h,left:x,top:y,opacity:opacity});if(options.rotate)image.style.rotation=angle}}function zoom(duration,callback,out){if(isNaN(duration))duration=options.duration;Z.animating++;if(!out){Z.$anim.show();endX=M.round((winWidth-width)/2+$(document).scrollLeft());endY=M.round((winHeight-height)/2+$(document).scrollTop());if(options.hideThumbnail)$(img).css('visibility','hidden');if(Z.svg){image.setAttributeNS("http://www.w3.org/1999/xlink","href",src);$(Z.svg).append(image)}else{$(image).css('z-index',1000)}}reset();$(image).show();$(fx).animate({pos:out?0:1},duration,'swing',function(){if(!out)$bigImg.css({left:endX,top:endY,opacity:$.isArray(options.opacity)?options.opacity[1]:1}).click(function(){Z.$anim.show();$bigImg.remove();zoomOut()}).appendTo('body').show();else $(img).css('visibility','');$(image).css('z-index','').hide();Z.animating--;if((!options.showOverlay||out)&&!Z.animating)Z.$anim.hide();if(callback)callback.call()})};function doZoomIn(duration,callback){if(Z.zoomed)Z.zoomed.zoomOut();zoom(duration,callback);Z.zoomed=imgZoom}function zoomIn(duration,callback){if(Z.zoomed==imgZoom)return;if(width!=null)doZoomIn(duration,callback);else{Z.$loading.css({position:'absolute',left:imgOfs.left,top:imgOfs.top,width:thumbWidth,height:thumbHeight}).appendTo('body').show();time=(new Date()).getTime();$bigImg.one('load',function(){$bigImg.hide().appendTo('body');width=$bigImg.width();height=$bigImg.height();time=(new Date()).getTime()-time;if(Z.svg){Z.$loading.hide();doZoomIn(duration,callback)}else{image.src=src;setTimeout(function(){Z.$loading.hide();doZoomIn(duration,callback)},time*2+50)}}).attr('src',src).css('position','absolute')}}function zoomOut(duration,callback){if(Z.zoomed!=imgZoom)return;Z.$anim.show();$bigImg.remove();zoom(duration,callback,true);if(Z.zoomed==imgZoom)Z.zoomed=null}function init(){if(!Z.$overlay){Z.$overlay=$('<div/>');Z.$loading=$('<div/>')}setOptions(options=$.extend({duration:500,loadingImg:'css/loading.gif',opacity:1,overlayOpacity:.75},options));src=options.src||$(img).parent().attr('href');thumbWidth=img.clientWidth;thumbHeight=img.clientHeight;if(window.SVGAngle){if(!Z.svg){$(Z.svg=document.createElementNS(svgns,"svg")).css({position:'absolute',left:0,top:0});Z.$anim=Z.$overlay.add($(Z.svg))}$(image=document.createElementNS(svgns,"image")).hide();$(Z.svg).append(image)}else{if(!Z.vmlGroup){document.createStyleSheet().addRule(".imgzoom-vml","behavior:url(#default#VML)");if(!document.namespaces.izvml)document.namespaces.add("izvml","urn:schemas-microsoft-com:vml");Z.vmlElem=function(tagName){return document.createElement('<izvml:'+tagName+' 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$(this).filter('img').data('imgZoom');return this}})(jQuery);