function feedback1()
{
	if (document.feedback.fullname.value  == "")
	{
		alert("Please enter Name.");
		document.feedback.fullname.focus();
		document.feedback.fullname.select();
		return false;
	}
	if (document.feedback.telephone.value  == "")
	{
		alert("Please enter contact number.");
		document.feedback.telephone.focus();
		document.feedback.telephone.select();
		return false;
	}
	if (document.feedback.email.value  == "")
	{
		alert("Please enter email id .");
		document.feedback.email.focus();
		document.feedback.email.select();
		return false;
	} 
	if (document.feedback.modules.value  == "")
	{
		alert("Please enter Useful Module.");
		document.feedback.modules.focus();
		document.feedback.modules.select();
		return false;
	}
	if (document.feedback.comment.value  == "")
	{
		alert("Please enter Comment.");
		document.feedback.comment.focus();
		document.feedback.comment.select();
		return false;
	}
	if (document.feedback.suggestion.value  == "")
	{
		alert("Please enter Suggestion.");
		document.feedback.suggestion.focus();
		document.feedback.suggestion.select();
		return false;
	}
}