// Copyright 2012 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// copied from $GOROOT/doc/godocs.js
function bindEvent(el, e, fn) {
if (el.addEventListener) {
el.addEventListener(e, fn, false);
} else if (el.attachEvent) {
el.attachEvent('on' + e, fn);
}
}
function godocs_bindSearchEvents() {
var search = document.getElementById('search');
if (!search) {
// no search box (index disabled)
return;
}
function clearInactive() {
if (search.className == 'inactive') {
search.value = '';
search.className = '';
}
}
function restoreInactive() {
if (search.value !== '') {
return;
}
if (search.type != 'search') {
search.value = search.getAttribute('placeholder');
}
search.className = 'inactive';
}
restoreInactive();
bindEvent(search, 'focus', clearInactive);
bindEvent(search, 'blur', restoreInactive);
}
bindEvent(window, 'load', godocs_bindSearchEvents);