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