function validate_form(theForm)
{

  if (theForm.fullName.value == "")
  {
    alert("Please Enter Your Full Name");
    theForm.fullName.focus();
    return (false);  
  }


 if (theForm.EmailAddress.value == "")
  {
    alert("Please Enter Your Email Id");
    theForm.EmailAddress.focus();
    return (false);  
  }

 if (theForm.EmailAddress.value != "")
   {
	var your_Id=theForm.EmailAddress.value;
	var is_site_ok=your_Id.indexOf('@');
	var is_dot_ok=your_Id.indexOf('.');

	if ((is_site_ok==-1) || (is_dot_ok==-1))
 	{ 
 	 alert("Please Enter Correct Email Id");
	theForm.EmailAddress.focus();
    	return (false);
	}
  
}

 if (theForm.phone.value == "")  
  {   
   
         alert("Please Enter Your Contact Number");
         theForm.phone.focus();
         return (false);  
  }

 if (theForm.Message.value == "")
  {
    alert("Please Enter The Message/Comments");
    theForm.Message.focus();
    return (false);  
  }

return (true);
}