VB.NET浏览器程序中keypress事件为什么不能执行？

Private Sub Form1_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles Me.KeyPress
If e.KeyChar = Chr(13) Then
Try
AxWebBrowser1.GoForward()
Catch ex As Exception
End Try
End If
End Sub

高手请教！！！！