Send ZK onChange server event

gistfile1.js

/**
 * Send ZK onChange server event
 * @param zkid - zk component id
 * @param value - text to set in value
 * example client control:
 *      <textbox id="zkid" onChange="@command('methodName', param1=self.value)" visible="false"/>
 *
 * example server method:
 *      @Command
 *      public void methodName(@BindingParam("param1") String param1) {
 *      }
 */
function sendChangeEvent(zkid, value) {
    var w = zk.Widget.$('$'+zkid);
    w.$n().value=(value);
    w.updateChange_();
}