-Clazz.load (["awt2swing.Panel", "java.awt.event.MouseListener", "$.MouseMotionListener", "java.util.Hashtable"], "jalview.appletgui.TreeCanvas", ["jalview.analysis.Conservation", "jalview.appletgui.PaintRefresher", "jalview.datamodel.SequenceGroup", "$.SequenceI", "$.SequenceNode", "jalview.schemes.ColourSchemeProperty", "$.ResidueProperties", "$.UserColourScheme", "jalview.util.Format", "$.MappingUtils", "java.awt.Color", "$.Dimension", "$.Point", "$.Rectangle", "java.util.Vector"], function () {
+Clazz.load (["awt2swing.Panel", "java.awt.event.MouseListener", "$.MouseMotionListener", "java.util.Hashtable"], "jalview.appletgui.TreeCanvas", ["awt2swing.Util", "jalview.analysis.Conservation", "jalview.appletgui.PaintRefresher", "jalview.datamodel.SequenceGroup", "$.SequenceI", "$.SequenceNode", "jalview.schemes.ColourSchemeProperty", "$.ResidueProperties", "$.UserColourScheme", "jalview.util.Format", "$.MappingUtils", "java.awt.Color", "$.Dimension", "$.Point", "$.Rectangle", "java.util.Vector"], function () {