var args = arguments[0] || {};
var url = args.url || Alloy.Globals.config.baseurl;
var loginId = args.loginId || '';
var mainWebView = $.mainTab.getView('mainWebView');
mainWebView.url = url;
@@ -180,12 +180,176 @@
 w.url = url;
+%0A%0A// configurataion of the back button of android%0A$.mainTabGroup.addEventListener(%22androidback%22, function()%7B%0A%09if($.main.getActive())%7B%0A%09%09mainWebView.goBack();%0A%09%7D%0A%7D);

add go back web page function to android device