resourceTypeName = uifactory.addDropdownSingleselect("resourceTypeName", "searchform.resoursetypename", formLayout, theKeys, theValues, null);
resourceTypeId = uifactory.addTextElement("resourceTypeId", "searchform.resourcetypeid", 60, "", formLayout);
category = uifactory.addTextElement("category", "searchform.category", 60, "", formLayout);
propertyName = uifactory.addTextElement("propertyName", "searchform.propertyname", 60, "", formLayout);
search = new FormSubmit("search", "search");
formLayout.add(search);
resourceTypeId.setRegexMatchCheck("\\d*", "error.search.form.onlynumbers");
}