tbar: new Ext.Toolbar
                ([ 
                  {text: '员工入职'},
                  {text: '员工入职'},
                  {text: '员工入职'},
                  {text: '员工入职'},
                  {text: '员工入职'},
                  {text: '员工入职'},
                  {text: '员工入职'},
                  {text: '员工入职'},
                  {text: '员工入职'},
                ])
如果加多了，页面就会显示不全后面的text了，请高手能帮忙解决下。