function CheckFriend() {

        if(document.fr1.your_name.value=="")
        {
                alert("The field \"Your Name:\" is required.");
                document.fr1.your_name.focus();
                return false;
        }

        if(!/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(document.fr1.your_email.value))
        {
                alert("The field \"Your E-mail:\" is required.");
                document.fr1.your_email.value="";
                document.fr1.your_email.focus();
                return false;
        }

	if(document.fr1.friends_name.value=="")
	{
		alert("The field \"Friend's Name:\" is required.");
		document.fr1.friends_name.focus();
		return false;
	}

	if(!/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(document.fr1.friends_email.value))
	{
		alert("The field \"Friend's E-mail:\" is required.");
		document.fr1.friends_email.value="";
		document.fr1.friends_email.focus();
		return false;
	}
}