Fix for #193 again

[jquery.git] / src / jquery / jquery.js

diff --git a/src/jquery/jquery.js b/src/jquery/jquery.js
index 31dde99..2ddb919 100644 (file)
--- a/src/jquery/jquery.js
+++ b/src/jquery/jquery.js
@@ -28,7 +28,7 @@ window.undefined = window.undefined;
  * @name jQuery
  * @cat Core
  */
-function jQuery(a,c) {
+var jQuery = function(a,c) {
 
        // Shortcut for document ready (because $(document).each() is silly)
        if ( a && typeof a == "function" && jQuery.fn.ready )
@@ -71,7 +71,7 @@ function jQuery(a,c) {
                this.each(fn);
 
        return this;
-}
+};
 
 // Map over the $ in case of overwrite
 if ( typeof $ != "undefined" )
@@ -1297,8 +1297,17 @@ jQuery.fn = jQuery.prototype = {
  * @cat Javascript
  */
 jQuery.extend = jQuery.fn.extend = function(obj,prop) {
+       // Watch for the case where null or undefined gets passed in by accident
+       if ( arguments.length > 1 && (prop === null || prop == undefined) )
+               return obj;
+
+       // If no property object was provided, then we're extending jQuery
        if ( !prop ) { prop = obj; obj = this; }
+
+       // Extend the base object
        for ( var i in prop ) obj[i] = prop[i];
+
+       // Return the modified object
        return obj;
 };
 
@@ -1492,6 +1501,9 @@ jQuery.extend({
 
                } else if (document.defaultView && document.defaultView.getComputedStyle) {
 
+                       if (prop == "cssFloat" || prop == "styleFloat")
+                               prop = "float";
+
                        prop = prop.replace(/([A-Z])/g,"-$1").toLowerCase();
                        var cur = document.defaultView.getComputedStyle(elem, null);