1 files changed, 19 insertions, 9 deletions
diff --git a/actionpack/lib/action_view/helpers/javascripts/prototype.js b/actionpack/lib/action_view/helpers/javascripts/prototype.js
index 211814fdce..2cca7502f7 100644
--- a/actionpack/lib/action_view/helpers/javascripts/prototype.js
+++ b/actionpack/lib/action_view/helpers/javascripts/prototype.js
@@ -1,4 +1,4 @@
-/*  Prototype JavaScript framework, version 1.4.0_rc3
+/*  Prototype JavaScript framework, version 1.4.0_rc4
  *  (c) 2005 Sam Stephenson <sam@conio.net>
  *
  *  THIS FILE IS AUTOMATICALLY GENERATED. When sending patches, please diff
@@ -11,7 +11,7 @@
 /*--------------------------------------------------------------------------*/
 
 var Prototype = {
-  Version: '1.4.0_rc3',
+  Version: '1.4.0_rc4',
   ScriptFragment: '(?:<script.*?>)((\n|\r|.)*?)(?:<\/script>)',
 
   emptyFunction: function() {},
@@ -405,12 +405,19 @@ var $A = Array.from = function(iterable) {
 
 Object.extend(Array.prototype, Enumerable);
 
+Array.prototype._reverse = Array.prototype.reverse;
+
 Object.extend(Array.prototype, {
   _each: function(iterator) {
     for (var i = 0; i < this.length; i++)
       iterator(this[i]);
   },
 
+  clear: function() {
+    this.length = 0;
+    return this;
+  },
+
   first: function() {
     return this[0];
   },
@@ -445,11 +452,8 @@ Object.extend(Array.prototype, {
     return -1;
   },
 
-  reverse: function() {
-    var result = [];
-    for (var i = this.length; i > 0; i--)
-      result.push(this[i-1]);
-    return result;
+  reverse: function(inline) {
+    return (inline !== false ? this : this.toArray())._reverse();
   },
 
   inspect: function() {
@@ -709,7 +713,7 @@ Ajax.Request.prototype = Object.extend(new Ajax.Base(), {
         this.dispatchException(e);
       }
 
-      if (this.header('Content-type') == 'text/javascript')
+      if ((this.header('Content-type') || '').match(/^text\/javascript/i))
         this.evalResponse();
     }
 
@@ -932,6 +936,12 @@ Object.extend(Element, {
     return value == 'auto' ? null : value;
   },
 
+  setStyle: function(element, style) {
+    element = $(element);
+    for (name in style)
+      element.style[name.camelize()] = style[name];
+  },
+
   getDimensions: function(element) {
     element = $(element);
     if (Element.getStyle(element, 'display') != 'none')
@@ -1059,7 +1069,7 @@ Insertion.Top.prototype = Object.extend(new Abstract.Insertion('afterBegin'), {
   },
 
   insertContent: function(fragments) {
-    fragments.reverse().each((function(fragment) {
+    fragments.reverse(false).each((function(fragment) {
       this.element.insertBefore(fragment, this.element.firstChild);
     }).bind(this));
   }