var parsedRequestQuery = null;

function showImage(imageurl)
{
	var n = "img" + Math.floor(Math.random()*99999);
	window.open("showimage.htm?img=" + escape(imageurl), n, "width=500,height=400");
}

function showGallery(gallery)
{
	var n = "gallery_" + gallery;
	window.open("gallery.htm?gallery=" + escape(gallery), n, "width=640,height=500");
}

function getImageUrl()
{
	return request("img");
}

function request(key)
{
	key = key.toLowerCase();
	var s=window.location.search;
	if(s.length>0)
	{
		s=s.substring(1, s.length);
	}
	var items = s.split("&");
	var i=0;
	var arItem;
	if(parsedRequestQuery == null)
	{
		for(i=0; i<items.length; i++)
		{
			arItem = items[i].split("=");
			arItem[0] = arItem[0].toLowerCase();s
			items[i] = arItem;
		}
		parsedRequestQuery = items;
	}
	for(i=0; i<parsedRequestQuery.length; i++)
	{
		if(parsedRequestQuery[i][0] == key)
		{
			return parsedRequestQuery[i][1];
		}
	}
	
	return "";
}