diff --git a/eggs.ini b/eggs.ini
index 82c12aad70b..7bec53d8b6f 100644
--- a/eggs.ini
+++ b/eggs.ini
@@ -12,7 +12,7 @@ repository = http://eggs.g2.bx.psu.edu
 no_auto = pbs_python DRMAA_python
 
 [eggs:platform]
-bx_python = 0.7.1
+bx_python = 0.7.0
 Cheetah = 2.2.2
 ctypes = 1.0.2
 DRMAA_python = 0.2
@@ -67,7 +67,7 @@ Whoosh = 0.3.18
 psycopg2 = _8.4.2_static
 pysqlite = _3.6.17_static
 MySQL_python = _5.1.41_static
-; bx_python = _494c2d1d68b3_rebuild1
+bx_python = _494c2d1d68b3_rebuild1
 GeneTrack = _dev_48da9e998f0caf01c5be731e926f4b0481f658f0
 SQLAlchemy = _dev_r6498
 pysam = _kanwei_b10f6e722e9a
diff --git a/static/scripts/trackster.js b/static/scripts/trackster.js
index 89a13f06f71..71185763fa1 100644
--- a/static/scripts/trackster.js
+++ b/static/scripts/trackster.js
@@ -2242,7 +2242,16 @@ FeatureTrackTile.prototype.predisplay_actions = function() {
     // Only show popups in Pack mode.
     if (tile.mode !== "Pack") { return; }
     
-    $(this.canvas).mousemove(function (e) {
+    $(this.canvas).hover( function() { 
+        this.hovered = true; 
+        $(this).mousemove();
+    }, function() { 
+        this.hovered = false; 
+        // Clear popup if it is still hanging around (this is probably not needed) 
+        $(this).siblings(".feature-popup").remove();
+    } ).mousemove(function (e) {
+        // Use the hover plugin to get a delay before showing popup
+        if ( !this.hovered ) { return; }
         // Get feature data for position.
         var 
             this_offset = $(this).offset(),
diff --git a/templates/tracks/browser.mako b/templates/tracks/browser.mako
index 1799b085f00..fa7cc535a01 100644
--- a/templates/tracks/browser.mako
+++ b/templates/tracks/browser.mako
@@ -42,7 +42,7 @@ ${parent.javascripts()}
   <script type='text/javascript' src="${h.url_for('/static/scripts/excanvas.js')}"></script>
 <![endif]-->
 
-${h.js( "galaxy.base", "galaxy.panels", "json2", "jquery", "jstorage", "jquery.event.drag", "jquery.mousewheel", "jquery.autocomplete", "trackster", "trackster_ui", "jquery.ui.sortable.slider", "jquery.scrollTo", "farbtastic", "jquery.tipsy" )}
+${h.js( "galaxy.base", "galaxy.panels", "json2", "jquery", "jstorage", "jquery.event.drag", "jquery.event.hover", "jquery.event.hover", "jquery.mousewheel", "jquery.autocomplete", "trackster", "trackster_ui", "jquery.ui.sortable.slider", "jquery.scrollTo", "farbtastic", "jquery.tipsy" )}
 
 <script type="text/javascript">
     //