private void backgroundWorker2_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
{
((Installing)this.stepPanel.Controls[0]).progressBar1.Value = 100;
Installing isi = ((Installing)this.stepPanel.Controls[0]);
Finish fi = new Finish();
fi.finishBtn.Click += new EventHandler(finishBtn_Click);
this.stepPanel.Controls.RemoveAt(0);
this.stepPanel.Controls.Add(fi);
isi.Dispose();
this.inStatus = InstallStatue.ZJInstalled;
Directory.Delete(System.IO.Path.GetTempPath() + "ZLPInst\\", true);
}