OleFrame oleFrame = new OleFrame(container, SWT.NONE);
final OleControlSite clientSite = new OleControlSite(oleFrame, SWT.NONE,
"Shell.Explorer.2");
clientSite.doVerb(OLE.OLEIVERB_SHOW);
oa = new OleAutomation(clientSite);
Variant str = new Variant(url);
oa.invoke(104, new Variant[] { str });
IE可以,FF没调过,可以试试看