diff --git a/js/edit.js b/js/edit.js
index a2a9383..6fef97e 100644
--- a/js/edit.js
+++ b/js/edit.js
@@ -610,7 +610,7 @@ Drupal.edit.editables = {
 
       // The whole toolbar must move to the top when it's an inline editable.
       if ($editable.css('display') == 'inline') {
-        $toolbar.css('top', Drupal.edit.util.stripPX($toolbar.css('top')) - 5 + 'px');
+        $toolbar.css('top', parseFloat($toolbar.css('top')) - 5 + 'px');
       }
 
       // The primary toolgroups must move to the top and the left.
@@ -631,7 +631,7 @@ Drupal.edit.editables = {
           $this.data('edit-toolbar-updating-clipping', true);
 
           var parts = $this.css('clip').split(' ');
-          parts[2] = Drupal.edit.util.stripPX(parts[2]) - 5 + 'px';
+          parts[2] = parseFloat(parts[2]) - 5 + 'px';
           $this.css('clip', parts.join(' '));
         }
       });
@@ -669,7 +669,7 @@ Drupal.edit.editables = {
 
       // Move the toolbar & toolgroups to their original positions.
       if ($editable.css('display') == 'inline') {
-        $toolbar.css('top', Drupal.edit.util.stripPX($toolbar.css('top')) + 5 + 'px');
+        $toolbar.css('top', parseFloat($toolbar.css('top')) + 5 + 'px');
       }
       $toolbar.find('.edit-toolgroup')
       .removeClass('edit-animate-exception-grow')
diff --git a/js/util.js b/js/util.js
index d3c58c5..32ba314 100644
--- a/js/util.js
+++ b/js/util.js
@@ -62,25 +62,6 @@ Drupal.edit.util.ignoreHoveringVia = function(e, closest, callback) {
 };
 
 /**
- * Strip extraneous information ("px") from a given value in preparation
- * for getPositionProperties().
- */
-Drupal.edit.util.stripPX = function(value) {
-  if (value) {
-    var index = value.indexOf('px');
-    if (index === -1) {
-      return NaN;
-    }
-    else {
-      return Number(value.substring(0, index));
-    }
-  }
-  else {
-    return NaN;
-  }
-};
-
-/**
  * If no position properties defined, replace value with zero.
  */
 Drupal.edit.util.replaceBlankPosition = function(pos) {
@@ -105,7 +86,7 @@ Drupal.edit.util.getPositionProperties = function($e) {
 
   for (var i = 0; i < props.length; i++) {
     p = props[i];
-    r[p] = this.stripPX(this.replaceBlankPosition($e.css(p)));
+    r[p] = parseFloat(this.replaceBlankPosition($e.css(p)));
   }
   return r;
 };