function AddProduct()
{
    if (document.getElementById('subproductsselect').selectedIndex != 0)
    {
        var mybreak = '';
        if (document.getElementById('subproducts').value != '')
        {
            mybreak = ';\n';
        }
        document.getElementById('subproducts').value = document.getElementById('subproducts').value + mybreak + document.getElementById('subproductsselect').options[document.getElementById('subproductsselect').selectedIndex].text;
    }
}