MessageDialog.openInformation(fShell, fTitle, fInvalidMessage);
MessageDialog.openWarning(fShell, fTitle, fInvalidMessage);
		private void validateFile(URL location) throws MalformedURLException {			File folder = new File(location.getFile());			if (folder.isDirectory()) {				File indexFile= new File(folder, "index.html"); //$NON-NLS-1$				if (indexFile.isFile()) {									File packageList= new File(folder, "package-list"); //$NON-NLS-1$					if (packageList.exists()) {						if (MessageDialog.openConfirm(fShell, fTitle, fValidMessage)) { //$NON-NLS-1$							spawnInBrowser(indexFile.toURL());						}						return;										}				}			}			MessageDialog.openInformation(fShell, fTitle, fInvalidMessage); //$NON-NLS-1$		}