fixpng=function(){
var arVersion = navigator.appVersion.split("MSIE");
var version = parseFloat(arVersion[1]);

if ((version >= 5.5) && (document.body.filters))
{
$$('.transparent_image').each(function(element){
var imgsrc=element.src;
var height=element.height;
var width=element.width;
element.src= 'http://www.ortadogutelcit.com/template/images/px.gif';
element.height=height;
element.width=width;
element.style.filter = 'progid:DXImageTransform.Microsoft.AlphaImageLoader(src="'+imgsrc+'",sizingMethod="scale")';
});

$$('.transparent').each(function(element){
var bgimg=element.currentStyle.backgroundImage || element.style.backgroundImage;
if (bgimg.match(/^url[("']+(.*\.png)[)"']+$/i)){
var s = RegExp.$1;
element.style.backgroundImage = 'none';
element.style.filter = 'progid:DXImageTransform.Microsoft.AlphaImageLoader(src="'+s+'",sizingMethod="scale")';
}
});
}
}

var bannerIndex = -1;
var changeProductBanner = function(elemId) {
	var elem = "productBanner";
	if (bannerIndex == -1)
	{
		bannerIndex = parseInt(elemId);
		elem = "productBanner" + elemId;
		$(elem).show();
	}
	else
	{
		elem = "productBanner" + bannerIndex;
		$(elem).hide();
		elem = "productBanner" + elemId;
		$(elem).show();
		bannerIndex = parseInt(elemId);
	}

}