/**
	Purpose     : to keep html valid XHTML 1.0 Strict
	Use         : use rel="external" on a link instead of target="_blank" to open a link in a new window
	Browsers	: Firefox, IE7, IE6
	Found here  : http://www.sitepoint.com/article/standards-compliant-world/3
*/
function externalLinks() 
{
	if (!document.getElementsByTagName) 
		return;
		
	var anchors = document.getElementsByTagName("a");
	for (var i=0; i<anchors.length; i++)
	{
		var anchor = anchors[i];
		var relvalue = anchor.getAttribute("rel");
		if ( anchor.getAttribute("href") ) 
		{
			var external = /external/;
			var relvalue = anchor.getAttribute("rel");
			if ( external.test(relvalue) ) 
			{ 
				anchor.target = "_blank"; 
			}
		}
	}
}
window.onload = externalLinks;