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.getAttribute("rel") == "external")
     anchor.target = "_blank";
 }
}

$(document).ready(function(){
  externalLinks();
  $(function() { $(".navbar").lavaLamp({ fx: "easeout", speed: 700}) });
});

function tog(id){
	if (!document.getElementsByTagName) return;
	var anchors = document.getElementsByTagName("ul");
	for(var i=0; i<anchors.length; i++){
		if(anchors[i].className=='t'){
			anchors[i].style.display = 'none';
		}
	}
	document.getElementById(id).style.display = '';
}