function validate()
{
  if(document.contactus.name.value=="")
  {
	alert("Please enter the Name");
	document.contactus.name.focus();
	return(false);
  }
   if(document.contactus.email.value == '')
   {
	alert("Please enter the Email");
	document.contactus.email.focus();
	return(false);
  }
  if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(document.contactus.email1.value))	
	{
  	    //return true;
	} 
	else 
	{
	    alert("Invalid E-mail Address! Please re-enter.")
   	    return false;
	}
  if(document.contactus.subject.value == '')
   {
	alert("Please enter the subject");
	document.contactus.subject.focus();
	return(false);
  }
   if(document.contactus.feedback.value == '')
   {
	alert("Please enter the Feedback");
	document.contactus.feedback.focus();
	return(false);
  }

  return (true);
}