text: function validation()
   {
      
      var contactname=document.enq.name.value;
      var name_exp=/^[A-Za-z\s]+$/;
      if(contactname=='')
      {
          alert("Name Field Should Not Be Empty!");
          document.enq.name.focus();
          return false;
      }
      else if(!contactname.match(name_exp))
      {
          alert("Invalid Name field!");
          document.enq.name.focus();
          return false;
      }
      
      var email=document.enq.email.value;
      //var email_exp=/^[A-Za-z0-9\.-_\$]+@[A-Za-z]+\.[a-z]{2,4}$/;
      var email_exp=/^\w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/;
      if(email=='')
      {
          alert("Please Enter Email-Id!");
          document.enq.email.focus();
          return false;
      }
      else if(!email.match(email_exp))
      {
          alert("Invalid Email ID !");
          document.enq.email.focus();
          return false;
      }
      
      
      var message=document.enq.message.value;
      if(message=='')
      {
          alert("Query Field Should Not Be Empty!");
          document.enq.message.focus();
          return false;
      }
      return true;
   }