fixed offset(coordinates) returns null when no matching elements in jQuery object...

[jquery.git] / src / core.js

diff --git a/src/core.js b/src/core.js
index bcabc64..4102e5c 100644 (file)
--- a/src/core.js
+++ b/src/core.js
@@ -653,26 +653,15 @@ jQuery.extend({
        // Use of jQuery.browser is frowned upon.
        // More details: http://docs.jquery.com/Utilities/jQuery.browser
        uaMatch: function( ua ) {
-               var ret = { browser: "" };
-
                ua = ua.toLowerCase();
 
-               if ( /webkit/.test( ua ) ) {
-                       ret = { browser: "webkit", version: /webkit[\/ ]([\w.]+)/ };
-
-               } else if ( /opera/.test( ua ) ) {
-                       ret = { browser: "opera", version: /opera[\/ ]([\w.]+)/ };
+               var match = /(webkit)[ \/]([\w.]+)/.exec( ua ) ||
+                       /(opera)(?:.*version)?[ \/]([\w.]+)/.exec( ua ) ||
+                       /(msie) ([\w.]+)/.exec( ua ) ||
+                       !/compatible/.test( ua ) && /(mozilla)(?:.*? rv:([\w.]+))?/.exec( ua ) ||
+                       [];
 
-               } else if ( /msie/.test( ua ) ) {
-                       ret = { browser: "msie", version: /msie ([\w.]+)/ };
-
-               } else if ( /mozilla/.test( ua ) && !/compatible/.test( ua ) ) {
-                       ret = { browser: "mozilla", version: /rv:([\w.]+)/ };
-               }
-
-               ret.version = (ret.version && ret.version.exec( ua ) || [0, "0"])[1];
-
-               return ret;
+               return { browser: match[1] || "", version: match[2] || "0" };
        },
 
        browser: {}
@@ -734,12 +723,6 @@ function doScrollCheck() {
        jQuery.ready();
 }
 
-if ( indexOf ) {
-       jQuery.inArray = function( elem, array ) {
-               return indexOf.call( array, elem );
-       };
-}
-
 function evalScript( i, elem ) {
        if ( elem.src ) {
                jQuery.ajax({
@@ -772,7 +755,7 @@ function access( elems, key, value, exec, fn, pass ) {
        // Setting one attribute
        if ( value !== undefined ) {
                // Optionally, function values get executed if exec is true
-               exec = exec && jQuery.isFunction(value);
+               exec = !pass && exec && jQuery.isFunction(value);
                
                for ( var i = 0; i < length; i++ ) {
                        fn( elems[i], key, exec ? value.call( elems[i], i, fn( elems[i], key ) ) : value, pass );