productOptions = new Array();
var activeOptionElement = null;

function setOption(id, value)
{
    var selectField = document.getElementById('id['+id+']');
    for( var i=0 ; i<selectField.length ; i++ ) {
        if( selectField.options[i].value == value ) {
            selectField.selectedIndex = i;
            if( activeOptionElement != null ) {
                $('#a'+activeOptionElement).addClass('psize');
                $('#a'+activeOptionElement).removeClass('psizeactive');
            }
            $('#a'+id+'_'+value).addClass('psizeactive');
            $('#a'+id+'_'+value).removeClass('psize');
            activeOptionElement = id+'_'+value;
            return;
        }
    }
}
    
function checkOptions()
{
    if( activeOptionElement == null ) {
        document.getElementById('productOptionsErrorBox').style.display = 'block';
        return false;
    }
    
    return true;
}