...
IWorkbenchBrowserSupport support = PlatformUI.getWorkbench().getBrowserSupport();
IWebBrowser browser = support.createBrowser("someId");
browser).openURL(new URL("http://www.eclipse.org"));
...
...
IWorkbenchBrowserSupport support = PlatformUI.getWorkbench().getBrowserSupport();
IWebBrowser browser = support.createBrowser("someId");
browser).openURL(new URL("http://www.eclipse.org"));
...