function VerTab(eventName, div_eventName, user_page, ctrl){
    var _tb = document.getElementById("vrtc_tabs");
    var _tab_cp = document.getElementById("tab_ContentPanel");
    if(_tb.hasChildNodes){
        for(var i = 0; i < _tb.childNodes.length; i++){
            _tb.childNodes(i).className = "";
        }
        
        for(var i = 0; i < _tab_cp.childNodes.length; i++){
            _tab_cp.childNodes(i).className = "vt_tabPanel vrtc_cf vrtc_tabHiddenPanel";
        }
        ctrl.className = eventName;
        var _cp = document.getElementById(div_eventName);
        _cp.className = "vt_tabPanel vrtc_cf vrtc_activetabdiv";
    }    
}