function getElem(elemID) {
  if (document.getElementById) {return document.getElementById(elemID);}
  else if (document.all) {return document.all[elemID];}
  else if (document.layers) {return document.layers[elemID];}
  else {alert('Browser Doesn\'t Support DOM')}
 }
function getElementsByClassName(className, tag, elm){
	if (document.getElementsByClassName) {
		getElementsByClassName = function (className, tag, elm) {
			elm = elm || document;
			var elements = elm.getElementsByClassName(className),
				nodeName = (tag)? new RegExp("\\b" + tag + "\\b", "i") : null,
				returnElements = [],
				current;
			for(var i=0, il=elements.length; i<il; i+=1){
				current = elements[i];
				if(!nodeName || nodeName.test(current.nodeName)) {
					returnElements.push(current);
				}
			}
			return returnElements;
		};
	}
	else if (document.evaluate) {
		getElementsByClassName = function (className, tag, elm) {
			tag = tag || "*";
			elm = elm || document;
			var classes = className.split(" "),
				classesToCheck = "",
				xhtmlNamespace = "http://www.w3.org/1999/xhtml",
				namespaceResolver = (document.documentElement.namespaceURI === xhtmlNamespace)? xhtmlNamespace : null,
				returnElements = [],
				elements,
				node;
			for(var j=0, jl=classes.length; j<jl; j+=1){
				classesToCheck += "[contains(concat(' ', @class, ' '), ' " + classes[j] + " ')]";
			}
			try	{
				elements = document.evaluate(".//" + tag + classesToCheck, elm, namespaceResolver, 0, null);
			}
			catch (e) {
				elements = document.evaluate(".//" + tag + classesToCheck, elm, null, 0, null);
			}
			while ((node = elements.iterateNext())) {
				returnElements.push(node);
			}
			return returnElements;
		};
	}
	else {
		getElementsByClassName = function (className, tag, elm) {
			tag = tag || "*";
			elm = elm || document;
			var classes = className.split(" "),
				classesToCheck = [],
				elements = (tag === "*" && elm.all)? elm.all : elm.getElementsByTagName(tag),
				current,
				returnElements = [],
				match;
			for(var k=0, kl=classes.length; k<kl; k+=1){
				classesToCheck.push(new RegExp("(^|\\s)" + classes[k] + "(\\s|$)"));
			}
			for(var l=0, ll=elements.length; l<ll; l+=1){
				current = elements[l];
				match = false;
				for(var m=0, ml=classesToCheck.length; m<ml; m+=1){
					match = classesToCheck[m].test(current.className);
					if (!match) {
						break;
					}
				}
				if (match) {
					returnElements.push(current);
				}
			}
			return returnElements;
		};
	}
	return getElementsByClassName(className, tag, elm);
};

function show(elemID) {
  getElem(elemID).style.display = 'block';
 }
function hide(elemID) {
  getElem(elemID).style.display = 'none';
 }

function visibilityon(elemID) {
  getElem(elemID).style.visibility = 'visible';
 }
function visibilityoff(elemID) {
  getElem(elemID).style.visibility = 'hidden';
 }


var animateImageOut = false;
var animateImageIn = false;

function productpreview(department,category,productid,productcode,images){
 getElem('productname').innerHTML = getElem('name'+productid).innerHTML;
 getElem('productdescription').innerHTML = getElem('description'+productid).innerHTML;
 getElem('productprice').innerHTML = getElem('price'+productid).innerHTML;
 
 getElem('productimage').innerHTML = '<div class="imageclose" style="background-image:url(\'gfx/close-'+department+'.png\');_background-image:none;_filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\'gfx/close-'+department+'.png\', sizingMethod=\'crop\');" onclick="hide(\'productpreview\');"></div>';
  
 jQuery('#productimage').append(images);
 
 jQuery('#productimage img')
.css({'opacity':0,'display':'block','position':'absolute'})
.addClass('image')
.eq(0).addClass('image-selected')
.css({'opacity':1})
;
 
 clearTimeout(animateImageOut);
 clearTimeout(animateImageIn);
 
 if(jQuery('#images'+productid+' img').size()>0){

  jQuery('#productimage').append(jQuery('#images'+productid).html());
  
 animateImageOut = setTimeout('rotateImage()',2000);
 animateImageIn  = setTimeout('rotateImage()',5000);
  
  }
  
 show('productpreview');
 
 }

function rotateImage(){

 elem = jQuery('#productimage .image-selected')
 .css({'z-index':0})
 .removeClass('image-selected')
 .animate({'opacity':0},1000,'linear',function(e){  })
 .get(0)
 ;
 
 var i = jQuery('#productimage .image').index(elem);
 var s = jQuery('#productimage .image').size();
 var j = (i<s-1 ? i+1 : 0 );
 
 jQuery('#productimage .image').eq(j)
 .css({'z-index':9})
 .addClass('image-selected')
 .animate({opacity:1},1000,'linear',function(e){  })
 ;
 
 }

function showImage(img){
 clearTimeout(animateImageOut);
 clearTimeout(animateImageIn);
 if(jQuery('#productimage .image-selected').get(0)!=img){
 jQuery('#productimage .image-selected')
 .css({'z-index':0})
 .removeClass('image-selected')
 .animate({'opacity':0},1000,'linear',function(e){  })
 .get(0)
 ;
 jQuery(img)
 .css({'z-index':9})
 .addClass('image-selected')
 .animate({opacity:1},1000,'linear',function(e){  })
 ;
  }
 }

function searchpreview(department,category,productid,productcode,image) {
  getElem('productname').innerHTML = getElem('name'+productid).innerHTML;
  getElem('productdescription').innerHTML = getElem('description'+productid).innerHTML;
  getElem('productprice').innerHTML = getElem('price'+productid).innerHTML;
  getElem('productimage').innerHTML = '<div class="imageclose" style="background-image:url(\'gfx/close-search.png\');_background-image:none;_filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\'gfx/close-'+department+'.png\', sizingMethod=\'crop\');" onclick="hide(\'productpreview\');"></div><img src="_thumbimage.php?width=274&height=274&type=preview&department='+department+'&category='+category+'&image='+image+'">';
  show('productpreview');
 }
function fixmenuheight() {
  getElem('menudivide').style.height = getElem('menu').offsetHeight - 10 + 'px';
 }
 
function checkbox(elemID) {
 if(getElem(elemID+'check').innerHTML=='yes'){
  getElem(elemID).style.backgroundImage = "url('gfx/checkbox-off.png')";
  getElem(elemID+'check').innerHTML = 'no';
  getElem(elemID+'input').checked = false;
 }else{
  getElem(elemID).style.backgroundImage = "url('gfx/checkbox-on.png')";
  getElem(elemID+'check').innerHTML = 'yes';
  getElem(elemID+'input').checked = true;
 }
}