function validate(form)
{
if (form.Name.value=="")
   {alert ("Please enter your name ");
    form.Name.focus();
    return false;
   }
else if ( form.Email.value.match((/\b(^(\S+@).+((\.com)|(\.net)|(\.edu)|(\.mil)|(\.gov)|(\.org)|(\..{2,2}))$)\b/gi))== null)
	 { alert("Your email address seems incorrect.  Please try again (check the '@' and '.'s in the email address)");
       form.Email.focus();
	   form.Email.select();
	   return false; }
else if (form.PhoneNo.value== "")
     {alert ("Please enter your phone no.");
      form.PhoneNo.focus();      
      return false;
     }

else if (form.Comments.value== "")
     {alert ("Please enter comments");
      form.Comments.focus();      
      return false;
     }
else 
      return true;
 }