添加图片切换

{
                tooltip:'stop jobinstance',
                getClass: function(return_value, meta, record)
                {          // Or return a class from a function
                        var jobinstance_status = record.get('status');
if(jobinstance_status == 'FINISHED' || jobinstance_status == 'SUBMITTED' || jobinstance_status == 'STOPPED' || jobinstance_status == 'FAILED')
{
return 'status_stop_black';
}
else
{
return 'status_stop';
}
                    },
                    handler:function(grid, rowIndex, colIndex)
                    {
                        var instance = myStore.getAt(rowIndex);
                        if (null == instance)
                        {
                        Ext.Msg.alert('Reboot Instance','Instance ID is null');
                        return;
                        } else {
                        changeJobinstanceStatus('STOPPED',instance,rowIndex);
                        }
                    }
                }