function formCheck(formobj){
   // Enter name of mandatory fields
   var fieldRequired = Array("Name", "Email");

   // Enter field description to appear in the dialog box
   var fieldDescription = Array("Name", "Email");

   // dialog message
   var alertMsg = "Please complete the following fields:\n";

   var l_Msg = alertMsg.length;

   for (var i = 0; i < fieldRequired.length; i++){
      var obj = formobj.elements[fieldRequired[i]];
      if (obj){
         switch(obj.type){
         case "select-one":
            if (obj.selectedIndex == -1 || obj.options[obj.selectedIndex].text == ""){
               alertMsg += " - " + fieldDescription[i] + "\n";
            }
            break;
         case "select-multiple":
            if (obj.selectedIndex == -1){
               alertMsg += " - " + fieldDescription[i] + "\n";
            }
            break;
         case "text":
         case "textarea":
            if (obj.value == "" || obj.value == null){
               alertMsg += " - " + fieldDescription[i] + "\n";
            }
            break;
         default:
         }
         if (obj.type == undefined){
            var blnchecked = false;
            for (var j = 0; j < obj.length; j++){
               if (obj[j].checked){
                  blnchecked = true;
               }
            }
            if (!blnchecked){
               alertMsg += " - " + fieldDescription[i] + "\n";
            }
         }
      }
   }

   if (alertMsg.length == l_Msg){
      return true;
   }else{
      alert(alertMsg);
      return false;
   }
}

var emailfilter=/^\w+[\+\.\w-]*@([\w-]+\.)*\w+[\w-]*\.([a-z]{2,4}|\d+)$/i

function checkmail(e){
   var returnval=emailfilter.test(e.value)
   if (returnval==false){
      alert("Please enter a valid E-mail address.")
      e.select()
   }
   return returnval
}