/* select_cat.js 
 * (c) Heise Zeitschriften Verlag GmbH & Co. KG
 * $Revision: 4452 $
 * Veranstaltungskategorie ueber SelectBox veraendern
 */
function vChangeCat(c, useAnchor) {
    var oldloc = window.location.protocol + '//' + window.location.hostname
               + (window.location.port ? ':' + window.location.port : '') + window.location.pathname;
    var params = window.location.search;
    oldloc = oldloc + "/";
    oldloc = oldloc.replace(/\/\/$/,"/");
    var newloc = oldloc.replace(/kat-\d+\/*/,'');
    newloc = newloc.replace(/listpage-\d+\/*/,'');
    c = c.replace(/\D+/,'');
    if (c) {
        newloc = newloc + "kat-" + c + "/";
    }
    if (useAnchor) {
        newloc = newloc + "#veranstaltungen";
    }
    window.location = newloc + params;
}