function validate_topform ( )	{


    Ctrl = document.topform.email;
    if (Ctrl.value == "" || Ctrl.value.indexOf ('@', 1) == -1 || Ctrl.value.indexOf ('.', 1) == -1 || 
	((Ctrl.value.indexOf(".com")<5)&&(Ctrl.value.indexOf(".org")<5)
	&&(Ctrl.value.indexOf(".gov")<5)&&(Ctrl.value.indexOf(".net")<5)
	&&(Ctrl.value.indexOf(".mil")<5)&&(Ctrl.value.indexOf(".edu")<5)
	&&(Ctrl.value.indexOf(".us")<5))) 
    {
	alert ( "Please enter a valid email" )
    document.topform.email.focus();
    return false;
    } 
    return true;
}
	

// JavaScript Document
function removeSpaces(string) {
 return string.split(' ').join('');
}