[VB.NET]用WebBrowser做浏览器的小问题~~~~~~~~~~~~~~

<script type="text/javascript"><!--
google_ad_client = "pub-8333940862668978";
/* 728x90, 创建于 08-11-30 */
google_ad_slot = "4485230109";
google_ad_width = 728;
google_ad_height = 90;
//-->
</script>
<script type="text/javascript"
src="http://pagead2.googlesyndication.com/pagead/show_ads.js">
</script>

用WebBrowser做浏览器的小问题~~~~~~~~~~~~~~
如何获得网页加载进度？如何判断网页已经加载结束?
急急急~~~
__________________________________________________________________________
wbShow.Navigate( http://mp3.baidu.com/m?f=ms&tn=baidump3&ct=134217728&lf=&rn=&word= +Keyword+ &lm=0 , ref o, ref o, ref o, ref o);
请求网页
DownloadComplete有这个事件

private void wbShow_DownloadComplete(object sender, EventArgs e)
我刚做了一个用WebBrowser做了一个提取百度mp3链接的程序
QQ:380326576
__________________________________________________________________________
Private Sub Webbrowser1_ProgressChanged(ByVal sender As Object, ByVal e As System.Windows.Forms.WebBrowserProgressChangedEventArgs)
If e.CurrentProgress > 1 Then
Processbar1.Value = 100 * e.CurrentProgress / e.MaximumProgress - 1
End If
End Sub

上面是显示进度

加载结su 同 楼上的 downloadcomplete 事件
__________________________________________________________________________
学习ing　．．．
__________________________________________________________________________
顺便问一下如何清除文本文件中的空行
__________________________________________________________________________
DocumentComplete事件
__________________________________________________________________________