Index: ssts-web/src/main/webapp/knowledge/viewExt.js
===================================================================
diff -u -r40538 -r40539
--- ssts-web/src/main/webapp/knowledge/viewExt.js	(.../viewExt.js)	(revision 40538)
+++ ssts-web/src/main/webapp/knowledge/viewExt.js	(.../viewExt.js)	(revision 40539)
@@ -130,7 +130,7 @@
 function prevewField(id, name, moduleId) {
     moduleId = moduleId || 'trainingManage';
     var originUrl = WWWROOT + "/attachfiles/fileDownLoad?loadType=open&moduleId=" + moduleId + "&id=" + id + '&fullfilename=' + name;
-    var url = 'http://127.0.0.1:8012/onlinePreview?url=' + encodeURIComponent(Base64.encode(originUrl));
+    var url = downHttp + ':8012/onlinePreview?url=' + encodeURIComponent(Base64.encode(originUrl));
     var win = new top.Ext.Window({
         title: '文件预览',
         id: 'extWindow',