Index: ssts-web/src/main/webapp/homepage/portalPage.js
===================================================================
diff -u -r36410 -r36657
--- ssts-web/src/main/webapp/homepage/portalPage.js	(.../portalPage.js)	(revision 36410)
+++ ssts-web/src/main/webapp/homepage/portalPage.js	(.../portalPage.js)	(revision 36657)
@@ -1776,6 +1776,31 @@
 	});
 }
 
+//ZSYKZX-172：清除系统缓存
+function clearSession(){
+	top.Ext.MessageBox.confirm("请确认","您确定要清除浏览器的缓存以及历史记录吗？",function(button, text) {
+		if ("yes" == button){
+			var newSvnRevision = '';
+			if(version.split('-').length > 1){
+				var count = parseInt(version.split('-')[1])+1;
+				newSvnRevision = version.split('-')[0] + '-' + count;
+			}else {
+				newSvnRevision = version + '-' + 1;
+			}
+			Ext.Ajax.request({
+				url :  WWWROOT + '/system/system/updateSvnRevision.mhtml',
+				params : {svnRevision : newSvnRevision},
+				success : function(response){
+					var result = Ext.decode(response.responseText, true);
+					if(result.success){
+						window.location.reload();
+					}
+				}
+			});
+		}
+	});
+}
+
 function logout(){
 	//写入退出日志
 	try{