function set()
{
   if (document.dataform.name.value.length == 0)  {
      alert ("Kindly Enter Your Name.");
      document.dataform.name.focus();
      return false;
   }
   if (document.dataform.address.value.length == 0)  {
      alert ("Kindly Enter Your Full Address.");
      document.dataform.address.focus();
      return false;
   }
   if (document.dataform.city.value.length == 0)  {
      alert ("Kindly Enter Your City Name.");
      document.dataform.city.focus();
      return false;
   }   
   if (document.dataform.state.value.length == 0)  {
      alert ("Kindly Enter Your State.");
      document.dataform.state.focus();
      return false;
   }
   if (document.dataform.country.value.length == 0)  {
      alert ("Kindly Enter Your Country.");
      document.dataform.country.focus();
      return false;
   } 
   if (document.dataform.phone_no.value.length == 0)  {
      alert ("Kindly Enter Your Contact Number.");
      document.dataform.phone_no.focus();
      return false;
   }    
   if (!(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,4})+$/.test(document.dataform.email.value))) {
         alert("Invalid Email ID. Kindly enter the correct ID.");
         document.dataform.email.focus();
         return (false);
   }
   if (document.dataform.specific_requirements.value.length == "")  {
      alert ("Kindly Give Your Query.");
      document.dataform.specific_requirements.focus();
      return false;
   }
   return true;
}