function popup(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
//-->
function CheckField() {				
		if(document.keywordsearchform.Prod_Keyword.value == "") {
			alert("You must enter a Keyword.");
			return false;
		}
	}

function Checkemail() {
	if(document.emailform.email.value == "") {
	alert("You must enter an email address to be added to the list.");
	return false;
	}
}

function controlExpand() {
 
  var sup = event.srcElement.id;	
  if (sup != '')
  {
  var sub = document.all[(sup + 'Sub')]
 	
    if (sub != null)
    {
      if (sub.style.display == 'none')
      {
        sub.style.display = '';
		
      }
      else
      {
        sub.style.display = 'none';
		
      }
    }
  }
}