function CheckRegister()
    {
if(document.contactus.txtName.value=="")
  {
	window.alert('Enter your name.');
	document.contactus.txtName.focus();
	return false;
  }


  if(document.contactus.txtEmail.value=="")
  {
	window.alert('Your email is required.');
	document.contactus.txtEmail.focus();
	return false;
  }


  if(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(document.contactus.txtEmail.value))
   	{

   	}
   	else
    {
	   alert("Invalid E-mail Address! Re-enter Your E-mail.");
	   document.contactus.txtEmail.focus();

	   return false;
   	}
	if(document.contactus.txtZipcode.value=="")
  {
	window.alert('Enter Zipcode.');
	document.contactus.txtZipcode.focus();
	return false;
  }
  if(document.contactus.txtContactNumber.value=="")
  {
	window.alert('Enter your contact number.');
	document.contactus.txtContactNumber.focus();
	return false;
  }
  if(document.contactus.txtComments.value=="")
  {
	window.alert('Enter your subject.');
	document.contactus.txtComments.focus();
	return false;
  }



}