//function replace in html documents

function transparent(im) 
{
   if (!im.transparented && (/\.png/.test(im.src))) 
   {
      im.transparented = 1;
      var picture = im.src;
      var w = im.width;
      var h = im.height;
      im.src = "/design/image/empty.gif";
      im.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled=true, sizingMethod='scale', src='"+picture+"');";
      //if(w==0)
		//alert(picture);
      //im.width = w; 
       //im.height = h;
   }
   return "transparent";
}
/*function opacitied(el, op)
{
   if (!el.opacitiod && op!=100)
    {
        el.opacitiod = 1;
        if(el.style.filter != '')
        {
            el.style.filter = el.style.filter + " progid:DXImageTransform.Microsoft.Alpha(opacity='"+op+"');";
        }
        else
        {
            el.style.filter = "progid:DXImageTransform.Microsoft.Alpha(opacity='"+op+"');";
        }
        //alert(el.style.filter);
    }
    return 'opacitied';
}*/
//function raplace backgrounds
function imgbck(el, type)
{
	if (!el.imgbcked && (/\.png/.test(el.currentStyle.backgroundImage))) 
	{
		el.imgbcked = 1;
		type=type ? type : "scale";
		//type="crop";
		var bg	= el.currentStyle.backgroundImage;
		var src = bg.substring(5,bg.length-2);
		el.style.background = "transparent";
		el.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled=true, sizingMethod='"+type+"', src='"+src+"');";
	}
}
function imgbck_crop(el, type)
{
	if (!el.imgbcked && (/\.png/.test(el.currentStyle.backgroundImage))) 
	{
		el.imgbcked = 1;
		type=type ? type : "crop";
		//type='image';
		var bg	= el.currentStyle.backgroundImage;
		var src = bg.substring(5,bg.length-2);
		el.style.background = "transparent";
		el.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled=true, sizingMethod='"+type+"', src='"+src+"');";
	}
}