window.addEvent('domready',function(){
    var path = window.location.pathname;
    $$('a[href='+path+']').each(highlightTab);
    var match = window.location.pathname.match(/[^\/]+\.html$/i);
    if (match && match.length>0){
        $$('a[href='+match[0]+']').each(highlightTab);
    }
});

function highlightTab(el,i){
    var target = ['li','body'];
    while (! target.contains(el.getTag())) el=el.getParent();
    if (el.getTag()!='body') el.addClass('tabon');
}