add link to example

SE/superedit-OPEN_LAYERS_WPS.php

@@ -166,6 +166,7 @@ function OPEN_LAYERS_WPS() {
     <h1 id="title">WPS Builder Example</h1>
   <a href="http://openlayers.org/dev/examples/wps.html">http://openlayers.org/dev/examples/wps.html</a>
   <a href="http://openlayers.org/dev/examples/wfs-protocol-transactions.html">transaction</a>
+  <a href="http://openlayers.org/dev/examples/select-feature-multilayer.html">on click event</a>
     <div id="tags">
         wps, process, advanced
     </div>