// JavaScript Document
function validate_form (formid)
{
	valid = true;
	if ( document.getElementById(formid).os0.selectedIndex == 0 )
    {
        alert ( "Please select a color." );
        valid = false;
    }
    if ( document.getElementById(formid).os1.selectedIndex == 0 )
    {
        alert ( "Please select a size." );
        valid = false;
    }
    return valid;
}