function zoek(search_for) {
        search_for = document.forms[0].search_for.value;
        if (search_for) {
                url = escape("http://www.ilse.nl/searchresults.dbl?search_for="+escape(search_for));
                w = window.open("http://co.ilse.nl/?id=nunl.zoekbox;url=" + url);
        }
        return false;
}

function clearText(thefield) {
        if (thefield.defaultValue == thefield.value)
                thefield.value = ""
        else thefield.value = thefield.defaultValue
}