diff --git a/sources/net.sf.j2s.core/dist/swingjs/SwingJS-site.zip b/sources/net.sf.j2s.core/dist/swingjs/SwingJS-site.zip
index 957d5efbf..8e2638db1 100644
Binary files a/sources/net.sf.j2s.core/dist/swingjs/SwingJS-site.zip and b/sources/net.sf.j2s.core/dist/swingjs/SwingJS-site.zip differ
diff --git a/sources/net.sf.j2s.core/dist/swingjs/timestamp b/sources/net.sf.j2s.core/dist/swingjs/timestamp
index 372696edc..ddf5110b7 100644
--- a/sources/net.sf.j2s.core/dist/swingjs/timestamp
+++ b/sources/net.sf.j2s.core/dist/swingjs/timestamp
@@ -1 +1 @@
-20200119225004 
+20200124055240 
diff --git a/sources/net.sf.j2s.core/dist/swingjs/ver/3.2.7/SwingJS-site.zip b/sources/net.sf.j2s.core/dist/swingjs/ver/3.2.7/SwingJS-site.zip
index 957d5efbf..8e2638db1 100644
Binary files a/sources/net.sf.j2s.core/dist/swingjs/ver/3.2.7/SwingJS-site.zip and b/sources/net.sf.j2s.core/dist/swingjs/ver/3.2.7/SwingJS-site.zip differ
diff --git a/sources/net.sf.j2s.core/dist/swingjs/ver/3.2.7/timestamp b/sources/net.sf.j2s.core/dist/swingjs/ver/3.2.7/timestamp
index 372696edc..ddf5110b7 100644
--- a/sources/net.sf.j2s.core/dist/swingjs/ver/3.2.7/timestamp
+++ b/sources/net.sf.j2s.core/dist/swingjs/ver/3.2.7/timestamp
@@ -1 +1 @@
-20200119225004 
+20200124055240 
diff --git a/sources/net.sf.j2s.java.core/dist/SwingJS-site.zip b/sources/net.sf.j2s.java.core/dist/SwingJS-site.zip
index 957d5efbf..8e2638db1 100644
Binary files a/sources/net.sf.j2s.java.core/dist/SwingJS-site.zip and b/sources/net.sf.j2s.java.core/dist/SwingJS-site.zip differ
diff --git a/sources/net.sf.j2s.java.core/src/java/applet/JSApplet.java b/sources/net.sf.j2s.java.core/src/java/applet/JSApplet.java
index d1797c36d..bb00e24da 100644
--- a/sources/net.sf.j2s.java.core/src/java/applet/JSApplet.java
+++ b/sources/net.sf.j2s.java.core/src/java/applet/JSApplet.java
@@ -43,6 +43,8 @@
 import javax.swing.JRootPane;
 import javax.swing.RepaintManager;
 
+import swingjs.plaf.JSAppletUI;
+
 /**
  * SwingJS note: This class is the original java.applet.Applet class. 
  * It is subclassed by JApplet. The replacement java.applet.Applet class
@@ -290,6 +292,7 @@ public void resizeHTML(int width, int height) {
 //				((JSComponentUI)root.getUI()).setPainted(null);
 //				root.秘isBackgroundPainted = false;
 				RepaintManager.currentManager(this).addInvalidComponent(root);
+				((JSAppletUI)getUI()).adjustCanvasForMenuBar();
 			}
 		}
     }
diff --git a/sources/net.sf.j2s.java.core/src/java/io/FileDescriptor.java b/sources/net.sf.j2s.java.core/src/java/io/FileDescriptor.java
index f93dfbf4c..8f09b0b9a 100644
--- a/sources/net.sf.j2s.java.core/src/java/io/FileDescriptor.java
+++ b/sources/net.sf.j2s.java.core/src/java/io/FileDescriptor.java
@@ -56,6 +56,14 @@ public final class FileDescriptor {
 	 */
 	File _file;
 	
+	public byte[] _getBytes(boolean checkDisk) {
+		if (_file.秘bytes == null && checkDisk) {
+			// a check for file existence sets the bytes
+			_file.exists();
+		}
+		return _file.秘bytes;
+	}
+
 	private int pos, len = -1;
 
 	public void _setPosAndLen(int pos, int len) {
@@ -283,5 +291,4 @@ synchronized void closeAll(Closeable releaser) throws IOException {
         }
     }
 
-
 }
diff --git a/sources/net.sf.j2s.java.core/src/java/io/FileSystem.java b/sources/net.sf.j2s.java.core/src/java/io/FileSystem.java
index 03c4d4019..45132eae3 100644
--- a/sources/net.sf.j2s.java.core/src/java/io/FileSystem.java
+++ b/sources/net.sf.j2s.java.core/src/java/io/FileSystem.java
@@ -115,7 +115,7 @@ private boolean _regular(File file) {
 	}
 
 	boolean _exists(File file) {
-		return (file.秘bytes != null || JSUtil.getFileAsBytes(file) != null);
+		return (file.秘bytes != null || (file.秘bytes=JSUtil.getFileAsBytes(file)) != null);
 	}
 
 	boolean _isDir(File file) {
diff --git a/sources/net.sf.j2s.java.core/src/java/nio/channels/ByteChannel.java b/sources/net.sf.j2s.java.core/src/java/nio/channels/ByteChannel.java
index 85d5275fb..32684a609 100644
--- a/sources/net.sf.j2s.java.core/src/java/nio/channels/ByteChannel.java
+++ b/sources/net.sf.j2s.java.core/src/java/nio/channels/ByteChannel.java
@@ -25,9 +25,6 @@
 
 package java.nio.channels;
 
-import java.io.IOException;
-
-
 /**
  * A channel that can read and write bytes.  This interface simply unifies
  * {@link ReadableByteChannel} and {@link WritableByteChannel}; it does not
diff --git a/sources/net.sf.j2s.java.core/src/swingjs/JSFileSystem.java b/sources/net.sf.j2s.java.core/src/swingjs/JSFileSystem.java
index 990667735..e4c8997f6 100644
--- a/sources/net.sf.j2s.java.core/src/swingjs/JSFileSystem.java
+++ b/sources/net.sf.j2s.java.core/src/swingjs/JSFileSystem.java
@@ -121,6 +121,8 @@ private JSFileChannel(FileDescriptor fd, String path, boolean readable, boolean
 			this.fd = fd;
 			this.parent = parent;
 			this.path = (JSPath) new File(path).toPath();
+			if (fd != null && (readable || append))
+				this.path.秘bytes = fd._getBytes(true);
 			this.path.setIsTempFile(fd._isTempFile());
 			Set<StandardOpenOption> options = new HashSet<>();
 			if (readable)
@@ -406,6 +408,10 @@ public JSByteChannel(FileDescriptor fd, JSPath path, Set<? extends OpenOption> o
 			boolean truncate = options.contains(StandardOpenOption.TRUNCATE_EXISTING);
 			boolean create = options.contains(StandardOpenOption.CREATE);
 			boolean createNew = options.contains(StandardOpenOption.CREATE_NEW);
+			if ((read ||append)  && path.秘bytes == null && fd != null) {
+				path.秘bytes = fd._getBytes(true);
+			}
+
 			if (read && write) {
 				秘bytes = getBytes();
 				if (秘bytes == null) {
diff --git a/sources/net.sf.j2s.java.core/src/swingjs/api/js/JQuery.java b/sources/net.sf.j2s.java.core/src/swingjs/api/js/JQuery.java
index e8a5d7567..4b21993e2 100644
--- a/sources/net.sf.j2s.java.core/src/swingjs/api/js/JQuery.java
+++ b/sources/net.sf.j2s.java.core/src/swingjs/api/js/JQuery.java
@@ -10,4 +10,6 @@ public interface JQuery {
 
   Object parseJSON(String json);
 
+  Object data(Object node, String attr);
+
 }
diff --git a/sources/net.sf.j2s.java.core/src/swingjs/jquery/j2sMenu.js b/sources/net.sf.j2s.java.core/src/swingjs/jquery/j2sMenu.js
index 3d4fba7b5..ae37e5b49 100644
--- a/sources/net.sf.j2s.java.core/src/swingjs/jquery/j2sMenu.js
+++ b/sources/net.sf.j2s.java.core/src/swingjs/jquery/j2sMenu.js
@@ -1,8 +1,7 @@
 // J2SMenu.js from JSmolMenu.js
 // Original version for JSmol Bob Hanson 2/17/2014 
 // author: Bob Hanson, hansonr@stolaf.edu
-// last edited 1/23/2019 -- fixes for mouse-down effector (mac) operation
-
+// last edited 1/24/2020 = fix for <u> in text
 // NOTE: If you change this file, then you need to touch and save JQueryUI.java, as only then
 //       will the transpiler copy this file to site/swingjs/j2s/swingjs/jquery/
 
@@ -94,12 +93,13 @@ try{
  var doCmd = function(trigger,me,t,n,why) {
 	 why || (why = "");
 	 var event = t;
+	 var target = (!t || !t.target ? null : $(t.target).closest(".ui-j2smenu-item")[0]);
 	 switch(trigger) {
 	 case "onoutn":
 		 me._closeMe();
 		 break;
 	 case "onmoven":
-		 if ($(t && t.target).hasClass("ui-j2smenu")) {
+		 if ($(target).hasClass("ui-j2smenu")) {
 			 // this is the most likely way we will leave, via a mousemove on the border
 			 me._closeMe();  
 			 break;
@@ -111,7 +111,7 @@ try{
 		 // BH 2018
 		 // -- added stopPropagation
 		 // -- changed to mouseover from mouseenter, since we have children
-		 var a = e(t.target).closest("li")
+		 var a = e(target).closest("li")
 		 if (a.hasClass(".ui-state-focus"))
 			 return;		 
 		 if (!a.hasClass("j2s-popup-menu")) {
@@ -128,10 +128,8 @@ try{
 		 break;
 	 case "onrelease":
 	 case "onpress":
-		 // t.preventDefault();
-// break;
 	 case "onclick":
-		var n=e(t.target).closest(".ui-j2smenu-item");
+		var n=e(target).closest(".ui-j2smenu-item");
 		if (n.has(".ui-state-disabled").length)
 			return;
 		if (trigger != "onclick")
@@ -144,8 +142,7 @@ try{
 				me.element.trigger("setFocus",[!0]);
 				me.active&&me.active.parents(".ui-j2smenu").length===1&&clearMe(me.timer, trigger);
 			} 
-   		 doCmd("collapseAll", me, 0, 1);			 
-// doCmd("_hide", me, e(".ui-j2smenu"));
+			doCmd("collapseAll", me, 0, 1);			 
 		}
 		break;
 	 case "clearClickOut":
@@ -166,8 +163,8 @@ try{
 			 doCmd("clearClickOut", me);
 			 return;
 		 }		 
-		 e(t.target).closest(".j2s-menuBar-menu").length == 0 
-		    && (e(t.target).closest(".ui-j2smenu").length||me.collapseAll(t));
+		 e(target).closest(".j2s-menuBar-menu").length == 0 
+		    && (e(target).closest(".ui-j2smenu").length||me.collapseAll(t));
 	 	return;
 	 case "onleave":
 		 me._closeMe("onleave");
@@ -283,7 +280,7 @@ try{
 		 if ( me.closed
 //				 
 //				 || !n && (!someMenuOpen() ||
-//			  ((u=e(t&&t.target)).hasClass("ui-j2smenu-node") || u.hasClass("ui-j2smenu"))
+//			  ((u=e(t&&target)).hasClass("ui-j2smenu-node") || u.hasClass("ui-j2smenu"))
 //			)
 //			
 		 )
@@ -325,11 +322,12 @@ try{
 		 t = a;
 		 break;
 	 case "select":
-		 me.active=me.active||e(t.target).closest(".ui-j2smenu-item");
+		 me.active=me.active||e(target).closest(".ui-j2smenu-item");
 		 me.active.has(".ui-j2smenu").length||me.collapseAll(t,!0);
 		 me._trigger("select",t,{item:me.active});
-		 if (!t[0])
+		 if (!t[0]) {
 			 return;
+		 }
 		 break;
 	 case "refresh":
 		 n=me.options.icons.submenu;
@@ -375,7 +373,7 @@ try{
 	 }
 	 
 	 var ui = me.activeMenu && me.activeMenu[0] && me.activeMenu[0]["data-ui"];
- 	 ui && ui.processJ2SMenuCmd$OA([trigger,me,event,t,n,why]);
+ 	 ui && ui.processJ2SMenuCmd$OA([trigger,me,event,t,n,target,why]);
  }
  
 $.widget("ui.j2smenu",{
diff --git a/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSAppletUI.java b/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSAppletUI.java
index b66086807..0c75589f0 100644
--- a/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSAppletUI.java
+++ b/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSAppletUI.java
@@ -18,15 +18,10 @@ public DOMNode updateDOMNode() {
 			containerNode = domNode = newDOMObject("div", id);
 			addClass(domNode, "swingjs-window");
 		}
+		adjustCanvasForMenuBar();
 		return updateDOMNodeCUI();
 	}
 	
-	void checkMenuBar(int h) {
-		JMenuBar mb = ((JApplet) c).getJMenuBar();
-		HTML5Canvas canvas = c.getAppContext().getThreadGroup().秘html5Applet._getHtml5Canvas();
-		DOMNode.setStyles(canvas, "top", h + "px", "position", "absolute");
-	}
-
 	@Override
 	public void installUI(JComponent jc) {
     LookAndFeel.installColorsAndFont(jc,
@@ -51,6 +46,20 @@ public void propertyChange(PropertyChangeEvent e) {
 		System.out.println("JSAPpletUI prop val " + prop + " " + value);
 	}
 
+	/**
+	 * The JMenuBar on an applet pushes its canvas down typically about 20 pixels.
+	 */
+	public void adjustCanvasForMenuBar() {
+		JMenuBar mb = ((JApplet) c).getJMenuBar();
+		int h = (mb == null || !mb.isVisible() ? 0 : ((JSMenuBarUI) mb.getUI()).height);
+		DOMNode.setStyles(getCanvas(), "top", h + "px", "position", "absolute");
+	}
+
+	public HTML5Canvas getCanvas() {
+		return c.getAppContext().getThreadGroup().秘html5Applet._getHtml5Canvas();
+	}
+
+
 //	@Override
 //	public boolean isFocusable() {
 //		return true;
diff --git a/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSButtonUI.java b/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSButtonUI.java
index bd0a4bcfe..dfe68f3f6 100644
--- a/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSButtonUI.java
+++ b/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSButtonUI.java
@@ -109,7 +109,22 @@ protected void createButton() {
 		setDataComponent(textNode); // needed for mac safari/chrome
 		setEnabled(c.isEnabled());
 	}
+	
+	/**
+	 * We need to also set the data-component object for the mnemonic
+	 */
+	@Override
+	protected DOMNode setJSText(DOMNode obj, String prop, String val) {
+		DOMNode node = DOMNode.setAttr(obj, prop, val);
+		if (val.indexOf("<u>") >= 0) {
+			setDataComponent(DOMNode.firstChild(node));
+		}
+		return node;
+	}
+
 
+
+	
 	/**
 	 * 
 	 * @param type       "_item" or "_menu" (unused)
diff --git a/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSComponentUI.java b/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSComponentUI.java
index 44d48f997..be70a5b0f 100644
--- a/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSComponentUI.java
+++ b/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSComponentUI.java
@@ -684,6 +684,9 @@ private void uninstallJS() {
 	protected JQueryObject $(Object node) {
 		return jquery.$(node);
 	}
+	protected Object $data(DOMNode node, String attr) {
+		return (node == null ? null : jquery.data(node,attr));
+	}
 
 	/**
 	 * Set the associated JComponent. Setting comp null will disable this UI from
diff --git a/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSMenuBarUI.java b/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSMenuBarUI.java
index a9da57021..313aefdbe 100644
--- a/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSMenuBarUI.java
+++ b/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSMenuBarUI.java
@@ -121,7 +121,7 @@ public void setVisible(boolean b) {
 		super.setVisible(b);
 		Component top = menuBar.getTopLevelAncestor();
 		if ( top instanceof JApplet)
-			((JSAppletUI)((JApplet) top).getUI()).checkMenuBar(b ? height : 0);		
+			((JSAppletUI)((JApplet) top).getUI()).adjustCanvasForMenuBar();		
 	}
 
 	@Override
diff --git a/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSPopupMenuUI.java b/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSPopupMenuUI.java
index f596bf2da..d5c92383f 100644
--- a/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSPopupMenuUI.java
+++ b/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSPopupMenuUI.java
@@ -1155,7 +1155,8 @@ public static void processJ2SMenuCmd(Object[] data) {
 		Object n = data[4];
 		JQueryObject m = j2smenu.activeMenu;
 		String mid = (m == null ? null : m.attr("id"));
-		DOMNode base = (t == null ? null : t == e ? (DOMNode) DOMNode.getAttr(e, "target") : t.get(0));
+		DOMNode target = (DOMNode) data[5];
+		DOMNode base = (t == null ? null : target != null ? target : t == e ? (DOMNode) DOMNode.getAttr(e, "target") : t.get(0));
 		String id = (base == null ? null : (String) DOMNode.getAttr(base, "id"));
 		JComponent c = (base == null ? null : (JComponent) DOMNode.getAttr(base, "data-component"));
 		JSComponentUI tui = (base == null ? null : (JSComponentUI) DOMNode.getAttr(base, "data-ui"));
diff --git a/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSSliderUI.java b/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSSliderUI.java
index a865753fe..f87f670d3 100644
--- a/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSSliderUI.java
+++ b/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSSliderUI.java
@@ -86,17 +86,17 @@ public DOMNode updateDOMNode() {
 		if (!isScrollBar) {
 			minorSpacing = slider.getMinorTickSpacing();
 			majorSpacing = slider.getMajorTickSpacing();
-			paintTicks = slider.getPaintTicks();
-			paintLabels = slider.getPaintLabels();
+			paintTicks = (majorSpacing > 0 && slider.getPaintTicks());
+			paintLabels = (majorSpacing > 0 && slider.getPaintLabels());
 			paintTrack = slider.getPaintTrack();
-			snapToTicks = slider.getSnapToTicks();
+			snapToTicks = (majorSpacing > 0 && slider.getSnapToTicks());
 		}
 		orientation = (slider.getOrientation() == SwingConstants.VERTICAL ? "vertical" : "horizontal");
 		model = slider.getModel();
 		boolean isHoriz = (slider.getOrientation() == SwingConstants.HORIZONTAL);
 		boolean isVerticalScrollBar = (isScrollBar && !isHoriz);
 		boolean isInverted = isVerticalScrollBar || !isScrollBar && slider.getInverted();
-		boolean isChanged = false;
+		boolean isChanged = sliderDisposed;
 		if (isHoriz != this.isHoriz || isVerticalScrollBar != this.isVerticalScrollBar
 				|| isInverted != this.isInverted) {
 			this.isHoriz = isHoriz;
@@ -107,8 +107,6 @@ public DOMNode updateDOMNode() {
 		boolean isNew = (domNode == null);
 		if (isNew) {
 			domNode = wrap("div", id + "_wrap", jqSlider = DOMNode.createElement("div", id));
-			$(domNode).addClass("swingjs"); // ??
-			$(domNode).addClass("ui-j2sslider-wrap"); // ??
 			setJQuerySliderAndEvents();
 			setTainted();
 		} else if (isChanged) {
@@ -126,6 +124,7 @@ public DOMNode updateDOMNode() {
 	}
 	
 	private String foreColor = null;
+	private boolean sliderDisposed;
 	@Override
 	public void setForeground(Color c) {
 		if (!paintTicks && !paintLabels)
@@ -188,11 +187,17 @@ protected void setBackgroundImpl(Color color) {
 	}
 
 	private void disposeSlider() {
-		Object slider = $(jqSlider);
-		/**
-		 * @j2sNative slider.j2sslider("destroy");
-		 * 
-		 */
+		if (sliderInitialized()) {
+			Object slider = $(jqSlider);
+			/**
+			 * 
+			 * @j2sNative
+			 * 
+			 * 
+			 * 			slider.j2sslider("destroy");
+			 *
+			 */
+		}
 		DOMNode.dispose(jqSlider);
 	}
 
@@ -209,8 +214,15 @@ private void setSliderFields() {
 			jScrollBar = (JScrollBar) jc;
 	}
 
-	private void setJQuerySliderAndEvents() {
+	@Override
+	public void dispose() {
+		sliderDisposed = true;
+		super.dispose();
+	}
 
+	void setJQuerySliderAndEvents() {
+		$(domNode).addClass("swingjs");
+		$(domNode).addClass("ui-j2sslider-wrap"); // for mouse-down event in jquery-ui-j2sslider.js
 		Object slider = $(jqSlider);
 		/**
 		 * @j2sNative
@@ -306,6 +318,7 @@ private void setup(boolean isNew) {
 			setDataComponent(domNode);
 			setDataComponent(sliderHandle);
 		}
+		sliderDisposed = false;
 	}
 
 	/**
@@ -314,13 +327,15 @@ private void setup(boolean isNew) {
 	 * @param val
 	 */
 	protected void setSliderAttr(String key, float val) {
+		if (!sliderInitialized())
 		noSnapping = true;
 		String id = null;
 		try {
 		Object jsslider = $(jqSlider);
 		/**
 		 * @j2sNative
-		 *   id = this.jqSlider.id;
+		 * 
+		 *  id = this.jqSlider.id;
 		 *  jsslider.j2sslider("option",key,val);
 		 */
 		} catch (Throwable t) {
@@ -330,6 +345,10 @@ protected void setSliderAttr(String key, float val) {
 		noSnapping = isScrollBar;
 	}
 
+	private boolean sliderInitialized() {
+		return ($data(jqSlider, "ui-j2sslider") != null);
+	}
+
 	public void setSlider() {
 		setSliderAttr("min", min);
 		// hack is for list to not show bottom line
diff --git a/sources/net.sf.j2s.java.core/src/test/Test_Applet_Scroll.java b/sources/net.sf.j2s.java.core/src/test/Test_Applet_Scroll.java
index 94e64dc66..5fb7ffc27 100644
--- a/sources/net.sf.j2s.java.core/src/test/Test_Applet_Scroll.java
+++ b/sources/net.sf.j2s.java.core/src/test/Test_Applet_Scroll.java
@@ -65,6 +65,10 @@ public class Test_Applet_Scroll extends JApplet implements ChangeListener, Mouse
 
 	private JPanel panel2;
 
+	private JSlider vslider;
+
+	private JPanel vp;
+
 	void setSize(JComponent c, int x, int y) {
 		if (preferred)
 			c.setPreferredSize(new Dimension(x, y));
@@ -157,6 +161,8 @@ public void actionPerformed(ActionEvent event) {
 				label.setBackground(button2.isSelected() ? Color.green : Color.yellow);
 				tf.setBackground(Color.green);
 				label.setText("btn2");
+				vp.remove(vslider);
+				vp.add(vslider);
 				JFrame frame1 = new JFrame();
 				frame1.setLocationRelativeTo(button2);
 				JPanel jp = new JPanel();
@@ -215,8 +221,14 @@ public void actionPerformed(ActionEvent event) {
 		p.setOpaque(false);
 		mkBar(p, tf, Adjustable.VERTICAL, 20, 200);
 		mkSlider(p, tf, Adjustable.VERTICAL, 20, 200);
-		mkSlider(p, tf, Adjustable.VERTICAL, 20, 200).setInverted(true);
-		p.add(label);
+		JSlider slider = mkSlider(p, tf, Adjustable.VERTICAL, 70, 200);
+		vslider = slider;
+		vp = p;
+		slider.setInverted(false);
+        slider.setPaintTicks(true);
+        slider.setPaintLabels(true);
+        slider.setMajorTickSpacing(100);
+        p.add(label);
 		p.add(tf);
 		p.add(button);
 		p.add(button2);
@@ -226,11 +238,11 @@ public void actionPerformed(ActionEvent event) {
 	    formatChoice.insertItemAt("hex", 1);
 	    p.add(formatChoice);
 		mkBar(p, tf, Adjustable.HORIZONTAL, 100, 20);
-		JSlider slider = mkSlider(p, tf, Adjustable.HORIZONTAL, 100, 20);
+		slider = mkSlider(p, tf, Adjustable.HORIZONTAL, 100, 20);
         slider.setPaintTicks(true);
         slider.setPaintLabels(true);
-        slider.setPreferredSize(new Dimension(100, 100));
         slider.setMajorTickSpacing(200);
+        slider.setPreferredSize(new Dimension(100, 100));
         slider.setBackground(Color.WHITE);
         slider.setForeground(Color.BLUE);
 
diff --git a/sources/net.sf.j2s.java.core/srcjs/swingjs2.js b/sources/net.sf.j2s.java.core/srcjs/swingjs2.js
index 48a26588d..bed85bd3a 100644
--- a/sources/net.sf.j2s.java.core/srcjs/swingjs2.js
+++ b/sources/net.sf.j2s.java.core/srcjs/swingjs2.js
@@ -10669,6 +10669,9 @@ return jQuery;
 })(jQuery,document,"click mousemove mouseup touchmove touchend", "outjsmol");
 // j2sApplet.js BH = Bob Hanson hansonr@stolaf.edu
 
+// Note if this character 秘 does not look like a Chinese character, 
+// then DON'T SAVE THIS FILE. Open it again with a default UTF-8 editor.
+
 // J2S._version set to "3.2.4.09" 2019.10.31
 
 // BH 2019.11.06 adds JFileChooser.setMultipleMode(true) and multiple-file DnD
@@ -12053,13 +12056,8 @@ console.log("J2S._getRawDataFromServer " + J2S._serverUrl + " for " + query);
 		obj._j2sPath = Info.j2sPath;
 		obj._coverImage = Info.coverImage;
 		obj._isCovered = !!obj._coverImage;
-		obj._deferApplet = Info.deferApplet || obj._isCovered && obj._isJava; // must
-																				// do
-																				// this
-																				// if
-																				// covered
-																				// in
-																				// Java
+		obj._deferApplet = Info.deferApplet || obj._isCovered && obj._isJava; 
+		// must do this if covered in Java
 		obj._deferUncover = Info.deferUncover && !obj._isJava; // can't do this
 																// with Java
 		obj._coverScript = Info.coverScript;
@@ -16443,7 +16441,7 @@ Clazz.loadScript = function(file) {
   //removeArrayItem(classQueue, file);
 
   var file0 = file;
-  if (Clazz._nozcore) {
+  if (J2S._nozcore) {
     file = file.replace(/\.z\.js/,".js");
   }
   var data = "";