跨域

js引用：
<script type="text/javascript" src="http://192.168.3.102:8081/mecwish/dwr/interface/XmsPatrolService.js"></script>
<script type="text/javascript" src="http://192.168.3.102:8081/mecwish/dwr/engine.js"></script>
跨域设置：
DWREngine.setMethod(DWREngine.ScriptTag);
XmsPatrolService._path = 'http://192.168.3.102:8081/mecwish/dwr';