var links;

function modify_thumb_links()
{
	var anz = 0;
	var table = document.getElementById("products_img_table");
	
	if(table)
	{
		links = table.getElementsByTagName("a");
		
		for(var i=0; i<links.length; i++)
		{
			var alt_text = links[i].firstChild.alt	
			var onclick_value = String(links[i].getAttribute("onclick"));
			var first_index = onclick_value.indexOf("'");
			var second_index = onclick_value.indexOf("'", first_index+1); 
			
			links[i].onclick = new Function ("load_big_picture("+ i +", '" + onclick_value.substring(first_index+1, second_index) + "','" + alt_text + "');" );
			
			tmpimg = new Image();
			tmpimg.src = onclick_value.substring(first_index+1, second_index);
			
			if(i == 0) {
				var div = document.getElementById("bigpicture");
				if(div)	{
					div.src = onclick_value.substring(first_index+1, second_index);
					div.alt = alt_text;
					div.title = alt_text;
				}	
			}
		}	
	}
}

function load_big_picture(i, url, alt_text)
{	
	
	var div = document.getElementById("bigpicture");
	if(div)
	{
		//div.innerHTML = "<img width=\"300\" src=\""+url+"\">";
		div.src = url;
		div.alt = alt_text;
		div.title = alt_text;
	}	
	links[i].blur();
}

modify_thumb_links();