Dim lis As System.Windows.Forms.HtmlElementCollection = web.Document.GetElementsByTagName("a") For Each a As object In lis
output.show(a.GetAttribute("href") )
next
Dim lis As System.Windows.Forms.HtmlElementCollection = web.Document.GetElementsByTagName("img") For Each img As object In lis
output.show(img .GetAttribute("src") )
next