// Things outside the wikipage content
$( function () {
+ var $nodes;
if ( !supportsPlaceholder ) {
// Exclude content to avoid hitting it twice for the (first) wikipage content
}
// Add accesskey hints to the tooltips
- mw.util.updateTooltipAccessKeys();
+ if ( document.querySelectorAll ) {
+ // If we're running on a browser where we can do this efficiently,
+ // just find all elements that have accesskeys. We can't use jQuery's
+ // polyfill for the selector since looping over all elements on page
+ // load might be too slow.
+ $nodes = $( document.querySelectorAll( '[accesskey]' ) );
+ } else {
+ // Otherwise go through some elements likely to have accesskeys rather
+ // than looping over all of them. Unfortunately this will not fully
+ // work for custom skins with different HTML structures. Input, label
+ // and button should be rare enough that no optimizations are needed.
+ $nodes = $( '#column-one a, #mw-head a, #mw-panel a, #p-logo a, input, label, button' );
+ }
+ $nodes.updateTooltipAccessKeys();
} );