// loads links in new windows when designated by the rel="ext" attribute //
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") == "ext")
       anchor.target = "_blank";
	}
}

function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}

//toggles layer visibility on and off

function show(id) {
	document.getElementById(id).style.visibility = "visible";
}
function hide(id) {
	document.getElementById(id).style.visibility = "hidden";
}

window.onload = function() {
	externalLinks();
	hide('preload');
}