private bool IsPrimaryColor_WhiteList(String Color)
{
	// White-list of primary colors
        String[] PrimaryColors = { "RED", "BLUE", "YELLOW" };

        for (int i = 0; i < PrimaryColors.Length; i++)
        {
		if (Color.Trim().ToUpper() == PrimaryColors[i])
        	{
                    return (true);
                }
	}

	// Color was not in our primary color list, so 
        // return false.
        return (false);
}