private static String toHTML(List<String> lines) {
		if (lines.isEmpty()) {
			return null;
		}

		StringBuilder buffy = new StringBuilder("<html><font size=\"" + 4 + "\">");
		for (String string : lines) {
			buffy.append(string).append("<BR>");
		}
		return buffy.toString();
	}
Panel to display markers. Normally placed to the left hand side of the scrolled
{@link FieldPanel}.
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/marker/MarkerPanel.java