function searchMosaicGroup (theForm) {
    var va = new Validator();
    var er = new ErrorRenderer();
    var fm = new Formatter();

    fm.trimAllFields(theForm);

    if (va.isEmpty(theForm.zipcode)) {
        va.addError(new Error(theForm.zipcode,"Här måste du fylla i postnummer"));
    } else if (!va.checkZipcode(theForm.zipcode.value)) {
        va.addError(new Error(theForm.zipcode,"Postnumret får enbart innehålla siffror och mellanslag"));
    }  else {
        theForm.zipcode.value = fm.formatZipCode(theForm.zipcode.value);
    }
    return er.displayErrors(theForm,va.getErrors());
}