function RandomImage()
{
	var image_names = new Array();
	image_names[0] = '../images/random_image1.png';
	image_names[1] = '../images/random_image2.png';
	image_names[2] = '../images/random_image3.png';
	image_names[3] = '../images/random_image4.png';
	image_names[4] = '../images/random_image5.png';
	image_names[5] = '../images/random_image6.png';
	image_names[6] = '../images/random_image7.png';
	image_names[7] = '../images/random_image8.png';
	image_names[8] = '../images/random_image9.png';
	image_names[9] = '../images/random_image10.png';
	image_names[10] = '../images/random_image11.png';
	image_names[11] = '../images/random_image12.png';
	
	var splash_img = new Array();
	for (i = 0; i < image_names.length; i++)
	{
		splash_img[i] = new Image();
		splash_img[i].src = image_names[i];
	}
	
	var image_num = Math.floor (Math.random() * splash_img.length);
	
	imageSrc  = splash_img[image_num].src;
	
	var randomImg = document.getElementById('random_image');
	
	randomImg.src = imageSrc;
}

function correctPNG() // correctly handle PNG transparency in Win IE 5.5 & 6.
{
   var arVersion = navigator.appVersion.split("MSIE")
   var version = parseFloat(arVersion[1])
   if ((version >= 5.5) && (document.body.filters)) 
   {
      for(var i=0; i<document.images.length; i++)
      {
         var img = document.images[i]
         var imgName = img.src.toUpperCase()
         if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
         {
            var imgID = (img.id) ? "id='" + img.id + "' " : ""
            var imgClass = (img.className) ? "class='" + img.className + "' " : ""
            var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
            var imgStyle = "display:inline-block;" + img.style.cssText 
            if (img.align == "left") imgStyle = "float:left;" + imgStyle
            if (img.align == "right") imgStyle = "float:right;" + imgStyle
            if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle
            var strNewHTML = "<span " + imgID + imgClass + imgTitle
            + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
            + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
            + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>" 
            img.outerHTML = strNewHTML
            i = i-1
         }
      }
   }
}

function addToCart (category_id, item_id)
{
	purchase_form = window.opener.document.getElementById ('cart_quantity');
	purchase_form.action = "/store/index.php?main_page=product_info&cPath=" + category_id + "&products_id=" + item_id + "&action=add_product";
	purchase_form.products_id.value = item_id;
	purchase_form.submit();
	window.close();
}

function addToCartNoPopup (category_id, item_id)
{
	purchase_form = document.getElementById ('cart_quantity');
	purchase_form.action = "/store/index.php?main_page=product_info&cPath=" + category_id + "&products_id=" + item_id + "&action=add_product";
	purchase_form.products_id.value = item_id;
	purchase_form.submit();
}