function validateForm(formid) {

    var form = dijit.byId(formid);
    
    if (! form.validate()) {
    
        var myMessage  = '';
        var myInvalids = form._invalidWidgets;
        
        for(var i=0; i < myInvalids.length; i++ ){
            if(myInvalids[i].invalidMessage) {
                myMessage = myMessage + "\n\r" + (myInvalids[i].title ? myInvalids[i].title+': ' : '') + myInvalids[i].invalidMessage;
            }
        }
    
    // Undefined bitte raus
    if(myMessage) {
        alert('Bitte fuellen Sie alle benoetigen Felder aus:'+myMessage);
        //showMessageBox('Formular nicht valide:'+myMessage, true);

        return false;
    }
    
    }
    return true;
}