function IsNumeric(sText)
{
   var ValidChars = "0123456789.";
   var IsNumber=true;
   var Char;

 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
   return IsNumber;
  
   }

function gothisform(navigate, website_key, Category_Key){
		if(navigate.Page_Key[navigate.Page_Key.selectedIndex].value != 0){
			if (IsNumeric(navigate.Page_Key[navigate.Page_Key.selectedIndex].value) == true) {
				// jump to virtual page
				document.location = "/index.cfm?website_key="+website_key+"&Category_Key="+Category_Key+"&Page_Key=" + navigate.Page_Key[navigate.Page_Key.selectedIndex].value;
				}
			else {
				// jump to relative page
				var theloc;
				//theloc = navigate.Page_Key[navigate.Page_Key.selectedIndex].value + "&website_key="+website_key+"&Category_Key="+Category_Key;
				theloc = navigate.Page_Key[navigate.Page_Key.selectedIndex].value;
				document.location = theloc;
			}
		}
}