Ext.onReady(function(){
Ext.get('mb1').on('click', function(e){
Ext.MessageBox.confirm('Confirm', 'Are you sure you want to do that?', showResult);
Ext.onReady(function(){
Ext.get('mb1').on('click', function(e){
Ext.MessageBox.confirm('Confirm', 'Are you sure you want to do that?', showResult);