Bug 32680 Print margin is in wrong location
Eclipse 2.1 (RC1) After changing my font to "Courier New", then turning on the Print Margin, I had to realize that it was located in the wrong place (off by some characters)
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javaeditor/JavaEditor.java
if (store != null) {
		
			RGB rgb=  null;
			
			if (store.contains(LINE_NUMBER_COLOR)) {
				if (store.isDefault(LINE_NUMBER_COLOR))
					rgb= PreferenceConverter.getDefaultColor(store, LINE_NUMBER_COLOR);
				else
					rgb= PreferenceConverter.getColor(store, LINE_NUMBER_COLOR);
			}
			rulerColumn.setForeground(manager.getColor(rgb));
			
			
			rgb= null;
			
			if (!store.getBoolean(PREFERENCE_COLOR_BACKGROUND_SYSTEM_DEFAULT)) {
				if (store.contains(PREFERENCE_COLOR_BACKGROUND)) {
					if (store.isDefault(PREFERENCE_COLOR_BACKGROUND))
						rgb= PreferenceConverter.getDefaultColor(store, PREFERENCE_COLOR_BACKGROUND);
					else
						rgb= PreferenceConverter.getColor(store, PREFERENCE_COLOR_BACKGROUND);
				}
			}
			rulerColumn.setBackground(manager.getColor(rgb));
			
			rulerColumn.redraw();
		}
	}
	
	/**