var oActiveMenuItem;
function openUp(sID){
	if(typeof oActiveMenuItem != "undefined") oActiveMenuItem.style.display = "none";
	oActiveMenuItem = document.getElementById(sID);
	oActiveMenuItem.style.display = "";
}

function setExternalLinks() 
{
	if(!document.getElementsByTagName) return;
	var anchors = document.getElementsByTagName("a");
	var a;
	for (var i=0; i<anchors.length; i++) 
	{
		a = anchors[i];
		if (a.getAttribute("href"))
		{
			var attr = a.getAttribute("rel");
			if(attr)
			{
				if(attr.indexOf( "external") != -1)
				{
					a.target = "_blank";
				}
			}
		}
	}
}