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function addBookmark() {
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var links = document.getElementsByTagName(\'a\');
3 if(!links) return;
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for(var i=0; i<links.length; i++) {
5 if(links[i].getAttribute(\'rel\') == \'bookmark\') {
6
7 var p_title = document.title;
8 var p_url = window.location.href;
9 if (document.all && !window.opera){
10 links[i].setAttribute(\'href\', "javascript:window.external.AddFavorite(\'" + p_url + "\', \'" + p_title + "\')");
11
}
12 else if ((typeof window.sidebar == \'object\') && (typeof window.sidebar.addPanel == \'function\')){
13 links[i].setAttribute(\'href\', "javascript:window.sidebar.addPanel (\'" + p_title + "\', \'" + p_url + "\',\'\')");
14 }
15 else {
16 links[i].href = "" + p_url + "";
17 }
18 }
19 }
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}
利用rel属性，将其值设置为bookmark即可为a元素添加此功能。2
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参考来源：
http://home.arcor.de/xbo/sidebar-cross-browser/