function validate(emailad) {

var exclude=/[^@\-\.\w]|^[_@\.\-]|[\._\-]{2}|[@\.]{2}|(@)[^@]*\1/;
var check=/@[\w\-]+\./;
var checkend=/\.[a-zA-Z]{2,3}$/;

 if(((emailad.search(exclude) != -1)||(emailad.search(check)) == -1)||(emailad.search(checkend) == -1)){
  alert("Please enter a valid email address!");
	return false;
 }
 else {
	return true;
 }
}

function popUp(URL) {
day = new Date();
id = day.getTime();
eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0,width=500,height=470');");
}

function HideContent(d) {
document.getElementById(d).style.display = "none";
}
function ShowContent(d) {
document.getElementById(d).style.display = "";
}
function ReverseContentDisplay(d) {
if(document.getElementById(d).style.display == "none") { document.getElementById(d).style.display = ""; }
else { document.getElementById(d).style.display = "none"; }
}




/*
Adobe's solution for Microsoft's embedded content problems -- see http://www.adobe.com/devnet/activecontent/articles/devletter.html 
*/

function InsertFlash()
{
    document.write('<object type="application/x-shockwave-flash" data="http://ultrametabolism.com/files/flash/AudioPlayer.swf" width="75" height="25">\n');
    document.write('<param name="movie" value="http://ultrametabolism.com/files/flash/AudioPlayer.swf" />\n');
    document.write('</object>\n');
}