修改绑定功能
diff --git a/www/js/main.js b/www/js/main.js
index 87d6f53..3b01a2a 100644
--- a/www/js/main.js
+++ b/www/js/main.js
@@ -2,6 +2,7 @@
 
     // Application Constructor
     initialize: function() {
+        this.initTab();
         document.addEventListener('deviceready', this.onDeviceReady.bind(this), false);
     },
 
@@ -42,19 +43,47 @@
         });
         $('#secBtn').click(function() {
             app.checkBefore(function() {
-                window.location = "security.html";
+                app.checkOther(function() {
+                    window.location = "security.html";
+                })
             })
         });
         $('#usersec').click(function() {
             app.checkBefore(function() {
-                window.location = "security.html";
+                app.checkOther(function() {
+                    window.location = "security.html";
+                })
             })
         });
         this.initData();
     },
+    initTab:function(){
+        $("#maincontent").css("top", $("#maintop").height())
+        var tab = new auiTab({
+            element: document.getElementById("footer"),
+        }, function(ret) {
+            window.localStorage.setItem("tabindex",ret.index); 
+            
+            changeTab(ret.index);
+        });
+        var tabindex =  window.localStorage.getItem("tabindex"); 
+        if(!tabindex||tabindex==0){
+            tabindex = 1
+        }
+        changeTab(tabindex);
+        tab.setActive(tabindex)
+        function changeTab(index){
+            if (index == 1) {
+                $("#main1").show();
+                $("#main2").hide();
+            } else if (index == 2) {
+                $("#main1").hide();
+                $("#main2").show();
+            }
+        }
+    },
     initData: function() {
         this.loadBill()
-
     },
     loadBill: function() {
         $("#loaddata").show()
@@ -122,7 +151,7 @@
         $("#loaddata").hide()
         $("#nodata").hide();
         $("#billcontent").show();
-        
+
     },
     initView: function() {
         var userid = window.localStorage.getItem("userid");
@@ -210,18 +239,18 @@
             }
         }
     },
-    toSign:function(){
+    toSign: function() {
         window.location = 'signxycheck.html'
     },
     toBillDetail: function(refno) {
         window.localStorage.setItem("currentrefno", refno);
         window.location = 'billdetail.html';
     },
-    toCard:function(){
+    toCard: function() {
         var userid = window.localStorage.getItem("userid");
         if (isEmpty(userid)) {
             window.location = 'bindcard.html'
-        }else{
+        } else {
             window.location = 'cardinfor.html'
         }
     }