set default tab num

@@ -43,7 +43,7 @@ var ENUM = {
 //tab 页组件
 var t = new common.tab2({
     el: "#basicTab",
-    active: 6,
+    active: 0,
     click: function () {
         var columnname = t.options.columns[t.options.active].name;
         var default_html="<a href='#'>bad error</a>";