//sfHover = function() {
//    var sfEls = document.getElementById("nav").getElementsByTagName("LI");

//    for (var i = 0; i < sfEls.length; i++) {
//        sfEls[i].onmouseover = function() {
//            this.className += " sfhover";
//        }
//        sfEls[i].onmouseout = function() {
//            this.className = this.className.replace(new RegExp(" sfhover\\b"), "");
//        }
//    }
//}
//if (window.attachEvent) window.attachEvent("onload", sfHover);




//Craig's hover menu
function showSubMenu(senderId, senderType) {
    var subMenu = document.getElementById(senderId).getElementsByTagName("UL");
    for (var i = 0; i < subMenu.length; i++) {
	if (subMenu[i].className.indexOf('subMenuOpen') <= 0) {
        subMenu[i].className += " subMenuOpen";
	}
    }
}

function hideSubMenu(senderId) {
    var subMenu = document.getElementById(senderId).getElementsByTagName("UL");
    for (var i = 0; i < subMenu.length; i++) {
        subMenu[i].className = subMenu[i].className.replace(new RegExp(" subMenuOpen\\b"), "");
    }
}


function openLinkWindow(strURL) {
   var newwindow = window.open(location.href);
   newwindow.location.href = strURL;
}

function externalLinks() { 
	if (!document.getElementsByTagName) {
		alert("here2");
		return;
	} 
	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"; 
		}
	} 
}