WordPress 4.0

[autoinstalls/wordpress.git] / wp-content / themes / twentyfourteen / js / functions.js

diff --git a/wp-content/themes/twentyfourteen/js/functions.js b/wp-content/themes/twentyfourteen/js/functions.js
index ea656d8077e8c93808d9e12e496f3bab4eb2d78a..7eddd83ef3750f71e7b298e81f18b06b197ed60e 100644 (file)
--- a/wp-content/themes/twentyfourteen/js/functions.js
+++ b/wp-content/themes/twentyfourteen/js/functions.js
@@ -40,7 +40,13 @@
         * @link http://www.nczonline.net/blog/2013/01/15/fixing-skip-to-content-links/
         */
        _window.on( 'hashchange.twentyfourteen', function() {
-               var element = document.getElementById( location.hash.substring( 1 ) );
+               var hash = location.hash.substring( 1 ), element;
+
+               if ( ! hash ) {
+                       return;
+               }
+
+               element = document.getElementById( hash );
 
                if ( element ) {
                        if ( ! /^(?:a|select|input|button|textarea)$/i.test( element.tagName ) ) {
@@ -88,7 +94,7 @@
                                mastheadOffset = $( '#masthead' ).offset().top - toolbarOffset;
 
                                _window.on( 'scroll.twentyfourteen', function() {
-                                       if ( ( window.scrollY > mastheadOffset ) && ( mastheadHeight < 49 ) ) {
+                                       if ( _window.scrollTop() > mastheadOffset && mastheadHeight < 49 ) {
                                                body.addClass( 'masthead-fixed' );
                                        } else {
                                                body.removeClass( 'masthead-fixed' );