var iCanBeSubmit = 0;

function CheckData()
{
	if (IsOK)	CheckValidEmail ("frmSendFriend", "Rmail", "RECIPIENT EMAIL", "SendFriend");
	if (IsOK)	CheckValidEmail ("frmSendFriend", "Ymail", "YOUR EMAIL", "SendFriend");

	if (IsOK)	{
		iCanBeSubmit += 1;
		if ( iCanBeSubmit == 1 )	{
			document.frmSendFriend.submit();
		}
	}
	IsOK = true;
}