object j;
for (int i = 0; i < document.parentWindow.frames.length; i++)
{
j = i;
HTMLWindow2Class frame = document.parentWindow.frames.item(ref j) as HTMLWindow2Class;
MessageBox.Show(frame.name + "_" + j);
}
mshtml.HTMLWindow2Class w2 = (mshtml.HTMLWindow2Class)document.frames.item(ref oFrameIndex);
mshtml.HTMLDocument documet2 = (mshtml.HTMLDocument)w2.document;