function lib_bwcheck(){ //Browsercheck (needed)
	this.ver=navigator.appVersion
	this.agent=navigator.userAgent
	this.dom=document.getElementById?1:0
	this.opera5=this.agent.indexOf("Opera 5")>-1
	this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom && !this.opera5)?1:0; 
	this.ie6=(this.ver.indexOf("MSIE 6")>-1 && this.dom && !this.opera5)?1:0;
	this.ie4=(document.all && !this.dom && !this.opera5)?1:0;
	this.ie=this.ie4||this.ie5||this.ie6
	this.mac=this.agent.indexOf("Mac")>-1
	this.ns6=(this.dom && parseInt(this.ver) >= 5) ?1:0; 
	this.ns4=(document.layers && !this.dom)?1:0;
	this.bw=(this.ie6 || this.ie5 || this.ie4 || this.ns4 || this.ns6 || this.opera5)
	return this
}
var bw=new lib_bwcheck();

function popupImage(sPicURL) {
	window.open( "popup.php?img="+sPicURL, "",  "resizable=1,HEIGHT=10,WIDTH=10");
}

function setMenuOver(menu){
	menu.className='menuItemOver';
}
function setMenuOut(menu){
	menu.className='menuItem';
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function hideThumbnailOver(){
	var oOwner;
 	for(var br=1; br < 4; br++){
 		oOwner = document.getElementById('productImageThumbnail' + br);
 		oOwner.className='productImageThumbnail';
	}
	/*
	var oProductImage = document.getElementById('bigImage');
	if (oProductImage.oldSrc) {
		oProductImage.src = oProductImage.oldSrc;
		oProductImage.oldSrc = '';
	}
	*/
}
function swapThumbnail(owner, imageUrl){
	hideThumbnailOver();
	var oOwner = document.getElementById(owner);
	var oDetailText = document.getElementById('productDetailText');
	var oShortText = document.getElementById('productShortText');
	var oProductImage = document.getElementById('bigImage');
	
	oOwner.className='productImageThumbnailOn';
	oDetailText.style.visibility = 'hidden';
	oShortText.style.visibility = 'visible';
	if (!oProductImage.oldSrc){
		oProductImage.oldSrc = oProductImage.src;
	}
	
	if (bw.ie6 || bw.ie5) {
		oProductImage.style.filter = "progid:DXImageTransform.Microsoft.Barn(orientation='horizontal',motion='in')";
		oProductImage.filters[0].Apply(); 
		oProductImage.src = imageUrl;
		oProductImage.filters[0].Play(); 
	} else {
		oProductImage.src = imageUrl;
	}
}

function returnThumbnail(){
	hideThumbnailOver();
	var oDetailText = document.getElementById('productDetailText');
	var oShortText = document.getElementById('productShortText');
	var oProductImage = document.getElementById('bigImage');
	
	oDetailText.style.visibility = 'visible';
	oShortText.style.visibility = 'hidden';
	
	if (oProductImage.oldSrc) {
		if (bw.ie6 || bw.ie5) {
			oProductImage.style.filter = "progid:DXImageTransform.Microsoft.Barn(orientation='horizontal',motion='out')";
			oProductImage.filters[0].Apply(); 
			oProductImage.src = oProductImage.oldSrc;
			oProductImage.filters[0].Play(); 
		} else {
			oProductImage.src = oProductImage.oldSrc;
		}
		oProductImage.oldSrc = '';
	}
}

var arrImages = new Array();
var arrImagesAlt = new Array();
var arrImageLinks = new Array();
var firstShow;
var secondShow;
var firstShowUrl;
var secondShowUrl;
function swapSliderImages(){

	var allImages = document.getElementsByTagName("img");
	if(arrImages.length == 0){
		var br = 0;
		for (var i=0;i<allImages.length; i++) {
			if (allImages.item(i).className == "productImageSlide") {
				arrImages[br] = allImages.item(i).src;
				arrImagesAlt[br] = allImages.item(i).alt;
				if (br==0){
					firstShow = allImages.item(i);
				}
				if (br==1){
					secondShow = allImages.item(i);
				}
				br++;
			}
		}
		
		var allLinks = document.getElementsByTagName("a");		
		var br = 0;
		for (var i=0;i<allLinks.length; i++) {
			if (allLinks.item(i).className == "productLinkSlide") {
				arrImageLinks[br] = allLinks.item(i).href;
				if (br==0){
					firstShowUrl = allLinks.item(i);
				}
				
				if (br==1){
					secondShowUrl = allLinks.item(i);
				}
				br++;
			}
		}
	} else {
		var rnd = Math.round((arrImages.length-1) * Math.random());
		firstShow.src = arrImages[rnd];
		firstShow.alt = arrImagesAlt[rnd];
		firstShowUrl.href = arrImageLinks[rnd];
		if (arrImages.length > 1){
			if ((rnd+1) < arrImages.length) {
				secondShow.src = arrImages[rnd+1];
				secondShow.alt = arrImagesAlt[rnd+1];
				secondShowUrl.href = arrImageLinks[rnd+1];
			} else {
				secondShow.src = arrImages[rnd-1];
				secondShow.alt = arrImagesAlt[rnd-1];
				secondShowUrl.href = arrImageLinks[rnd-1];
			}
		}
	}
}