function EfGalleryPopup() {
	var enableWide = false;
	var enablePopup = true;


	var imgLeft = 0;
	var imgTop = 0;
	var loaded = false;
	var opacity = 0;

	var z=0;
	var i = 0;
	var imgObj;
	var tmpImgObj;
	imgs = new Array();
	var popupIndex;

	var bigImageObj;
	var scrollY;
	var ext;
	var extIndex;
	var myWidth = 0, myHeight = 0; 

	var bImgWidth;
	var bImgHeight;
	var showingPopup = false;

	/*Browser initialization*/
	var isOpera=self.opera;
	var ie=document.all&&document.getElementById&&!isOpera;
	var ns6=document.getElementById&&!document.all;
	
	/*Event initialization*/
	this._initGallery_popup = function() {		
		if (parent.document.getElementById('templateframe')) {
			return false;
		}
		
		if(document.attachEvent){
			document.attachEvent("onmouseover", imgOver);
			document.attachEvent("onmouseout", imgOut);    		
		   
		} else {
			document.addEventListener("mouseover", imgOver, true);
			document.addEventListener("mouseout", imgOut, true);
		}		
	}


	function imgOver(pEv) {
		pEv = (pEv) ? pEv : window.event;		
		lEl = (pEv.srcElement) ? pEv.srcElement : pEv.target;
		 
		if(lEl && lEl.tagName) {	    
			if ((lEl.tagName == "DIV" && (lEl.id == "popupDiv" || lEl.id == "innerPopupDiv")) || (lEl.tagName == "IMG" && lEl.src.indexOf("popup") > 0)) {
				showingPopup = true;
			}
			
			
			if(lEl.tagName == "IMG" &&  inGalleryDiv(lEl) && !showingPopup){
				if(ie) lEl.style.cursor = 'hand';
				if(ns6 || isOpera) lEl.style.cursor = 'pointer';
				
				imgObj = lEl;
				showingPopup= true;
			}
			
			if(enablePopup && showingPopup) setTimeout(showPopup, 200);
		}
		
		
		
	}

	function imgOut(pEv){
		pEv = (pEv) ? pEv : window.event;		
		lEl = (pEv.srcElement) ? pEv.srcElement : pEv.target; 
		
		if(lEl && lEl.tagName) {			
			if ((lEl.tagName == "DIV" && (lEl.id == "popupDiv" || lEl.id == "innerPopupDiv")) || (lEl.tagName == "IMG" && lEl.src.indexOf("popup") > 0)) {
				showingPopup = false;
			}
			
			if(lEl.tagName == "IMG" && inGalleryDiv(lEl) ){				
				lEl.style.cursor = '';
				showingPopup = false;		    
			}
		}
		
		setTimeout(checkNextElem, 100);		

	}


	function inGalleryDiv(el) {

		if(el && el.tagName) {
			while (el.tagName.toLowerCase() != "body") {
				if (el.id == "popupGalleryDiv")	{
					return true;
				} else {
					el = el.parentNode;
				}
			}
		}		
		return false;		
	}

	function checkNextElem() {

		if(!showingPopup){
			hidePopup();
		}	
	}


	function initScreen(){

		if( typeof( window.innerWidth ) == 'number' ){
			 //Non-IE 
			 myWidth = parent.window.innerWidth; 
			 myHeight = parent.window.innerHeight; 
		} else if( parent.document.documentElement && 
				 ( parent.document.documentElement.clientWidth || 
				   parent.document.documentElement.clientHeight ) ) {
					//IE 6+ in 'standards compliant mode' 
					
					myWidth = parent.document.documentElement.clientWidth; 
					myHeight = parent.document.documentElement.clientHeight;
		} else if( parent.document.body && 
				 ( parent.document.body.clientWidth || 
				   parent.document.body.clientHeight ) ) {
				   
					//IE 4 compatible 
					myWidth = parent.document.body.clientWidth; 
					myHeight = parent.document.body.clientHeight; 
		} 
	} 


	//
	//
	//
	//
	// Popup functions
	//
	//
	//
	//
	this._setBImgSize = function(h, w) {

		bImgHeight=h;
		bImgWidth=w;
		
		initScreen();
		detectScroll();
		detectImgParam();
		
	}

	function detectImgParam(){

		imgTop = myHeight/2 - bImgHeight/2;
		imgLeft = myWidth/2 - bImgWidth/2;

	}

	function detectScroll(){
		if(ns6){
			scrollY = window.pageYOffset;
		}else{
			scrollY = document.body.scrollTop;    
		}
	}

	function showPopup() {
		
		oldSrc = imgObj.src;
		
		popupSrc = oldSrc;
		
		extIndex = oldSrc.lastIndexOf(".");
		ext = oldSrc.substr(extIndex);
		start = extIndex-2;
		indx = imgObj.src.substr(start, 2);	
		
		if(indx/indx != 1){
			start = extIndex-1;
			indx = imgObj.src.substr(start, 1);
		}    

		rg = new RegExp(ext);
		popupSrc = popupSrc.replace(rg, "_popup" + ext);
			
		document.getElementById("popupImg").src = popupSrc;
		document.getElementById("popupImg").style.width = bImgWidth;
		document.getElementById("popupImg").style.height = bImgHeight;   
		
		document.getElementById("popupDiv").style.top = imgTop+scrollY;
		document.getElementById("popupDiv").style.left = imgLeft;
		document.getElementById("popupDiv").style.display = 'block';
			
		setTimeout(changeOpacity, 100);
	}


	function changeOpacity(){
		
	  elem = document.getElementById("popupImg");
		
	  if (ie) {
			
		var oAlpha = elem.filters['DXImageTransform.Microsoft.alpha'] || elem.filters.alpha;
		if(oAlpha.opacity < 100){
			oAlpha.opacity = opacity*100;		
			opacity += 0.15; 
			setTimeout(changeOpacity, 100);		
		}
		 
	  } else {
		
		if(document.getElementById("popupImg") && document.getElementById("popupImg").style.opacity < 1){
			document.getElementById("popupImg").style.opacity = opacity;
			opacity += 0.15; 
			setTimeout(changeOpacity, 100);		
		}
	  }
	}

	function hidePopup(){
		
		elem = document.getElementById("popupImg");
		opacity = 0;
		if(ie){
			var oAlpha = elem.filters['DXImageTransform.Microsoft.alpha'] || elem.filters.alpha;
			oAlpha.opacity = opacity*100;
		}else{
			document.getElementById("popupImg").style.opacity = opacity;
		}
		
		document.getElementById("popupDiv").style.display = 'none';
		document.getElementById("popupImg").src = 'img_0/1px.gif';
		document.getElementById("popupImg").style.width = '1px';
		document.getElementById("popupImg").style.height = '1px';

	}
}

var efgalpopup = new EfGalleryPopup();

if(window.attachEvent){
	window.attachEvent("onload", efgalpopup._initGallery_popup);   
} else {
	window.addEventListener("load", efgalpopup._initGallery_popup, true);
}