Tuesday, January 26, 2010

Allow only numbers/digits in TextBox 


<HTML>

<HEAD>

<SCRIPT language=Javascript>

   

   function isNumberKey(evt)

   {

      var charCode = (evt.which) ? evt.which : event.keyCode

      if (charCode > 31 && (charCode <> 57))

         return false;



      return true;

   }