function request(f)
{
	if (f.name.value == "")
	{
		alert("Please fill your name!");
		return false;
	}
	if (f.company.value == "")
	{
		alert("Please fill in your company name!");
		return false;
	}
	if (f.phone.value == "")
	{
		alert("Please fill in your phone number!");
		return false;
	}
	if (f.email.value == "")
	{
		alert("Please fill in your email address!");
		return false;
	}


	return true;

}