function addLoadEvent(func)
{
	var oldonload = window.onload;
	if (typeof window.onload != 'function')
	{
		window.onload = func;
	}
	else
	{
		window.onload = function()
		{
			oldonload();
			func();
		}
	}
}



function createNewWindowLinks()
{
	if (!document.getElementById) return false;
	if (!document.getElementsByTagName) return false;

	var links = document.getElementsByTagName("a");
	
	for (var i=0; i<links.length; i++)
	{
		var link = links[i];
		var link_class = link.className;
		
		if (link_class.indexOf("new_window") != -1)
		{
			link.setAttribute("target","_blank");
		}
	}
}



addLoadEvent(createNewWindowLinks);