function getMessage(render){
FacadeAjax.getMessage();
}
function render(String){
alert(String);
DWRUtil.setValue("msg", String);
}
<a href="#" onclick="getMessage()"> SHOW </a>
<div id="msg"> </div>
<script type='text/javascript' src='/DWRProject/dwr/interface/FacadeAjax.js'></script>
<script type='text/javascript' src='/DWRProject/dwr/engine.js'></script>
<script type='text/javascript' src='dwr/util.js'></script>
<script type='text/javascript' src='js/example.js'></script>
O que eu posso estar fazendo de errado?