code: public static HtmlTree FRAME(String src, String name, String title) {
          return FRAME(src, name, title, null);
      }
docs: Generates a Frame tag.
  
  @param src the url of the document to be shown in the frame
  @param name specifies the name of the frame
  @param title the title for the frame
  @return an HtmlTree object for the SPAN tag