function initPage() 
{
	externalLinks();
}

function externalLinks() 
{ 
	if (!document.getElementsByTagName) return; 

	var anchors = document.getElementsByTagName("a"); 

	for (var i=0; i<anchors.length; i++)
	{ 
		var anchor = anchors[i]; 
		if (anchor.getAttribute("href"))
		{
			if (anchor.getAttribute("rel") == "external")
			{
				anchor.target = "_blank";
			}
		}
	}
} 

window.onload = initPage;