JavaPluginImages.setLocalImageDescriptors(this, "refresh_nav.gif");
	public RefreshAction(IWorkbenchSite site) {		super(site);		setText(ActionMessages.getString("RefreshAction.label")); //$NON-NLS-1$		setToolTipText(ActionMessages.getString("RefreshAction.toolTip")); //$NON-NLS-1$		WorkbenchHelp.setHelp(this, IJavaHelpContextIds.REFRESH_ACTION);	}