function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

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") &&
       anchor.className == "external")
     anchor.target = "_blank";
 }
}



window.onload = init;

function init() {
	externalLinks();
	if (window.attachEvent) sfHover();
	

}

function clearDefault(el) {
  if (el.defaultValue==el.value) el.value = ""
}

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"), "");
			}
		}
		
		sfEls = document.getElementById("subnav");
		
		sfEls.onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls.onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
		
	}