Javadoc fixes

Author: car031

logicaldoc-gui/src/main/java/com/logicaldoc/gui/common/client/widgets/preview/PreviewPanel.java

@@ -428,7 +428,7 @@ private void showConfirmReadingPanel() {
 	 * Declares the javascript function used to notify when the document has
 	 * been completely read
 	 * 
-	 * @param login the preview panel
+	 * @param previewPanel the preview panel
 	 */
 	public static native void declareOnReadingCompleted(PreviewPanel previewPanel) /*-{
 		$wnd.onReadingCompleted = function() {

logicaldoc-gui/src/main/java/com/logicaldoc/gui/frontend/client/document/note/AbstractAnnotationsWindow.java

@@ -256,6 +256,11 @@ protected void initGUI() {
 	 */
 	protected abstract void prepareAdditionalActions(ToolStrip toolStrip);
 
+	/**
+	 * Retrieves the internal panel containing the image 
+	 * 
+	 * @return panel containing the image
+	 */
 	public ImageDrawingPane getPageDrawingPane() {
 		return pageDrawingPane;
 	}