function checkphone(phone)
{
	if (phone.length != 7 && phone.length != 10)
	{
//		alert("Please provide a valid phone number.");
		return false;
	}
	else
	{
		var anum=/(^\d+$)/
		if (anum.test(phone))
			return true;
		else
		{
//			alert("Please provide a valid phone number.")
			return false;
		}
	}
	return true;
}