1 function setmode(classname) {
2 // set style for each #rows>li>ul>li to display:none unless it matches classname
3 var showclass = classname ? '^mode '+classname+'(?!\\w)' : '^(?!mode)';
4 var rows = document.getElementById('rows').getElementsByTagName('TR');
5 for (var i = 0; i < rows.length; i++) {
7 el.style.display = el.className.match(showclass) ? 'block' : 'none';
10 // update H2 to reflect the first part of a currently active (but hidden) row header
11 var h3s = document.getElementsByTagName('TH');
12 for (var i = 0; i < h3s.length; i++) {
13 if (h3s[i].parentNode.style.display != 'block') continue;
14 var header = h3s[i].firstChild.data;
15 document.getElementsByTagName('H2')[0].innerHTML = header;
20 var keyfocus = undefined;
21 document.onkeypress = function(e) {
22 var keylabels = document.getElementById('rows').getElementsByTagName('B');
24 for (var i = 0; i < keylabels.length; i++) {
25 keys[keylabels[i].innerHTML] = keylabels[i].parentNode;
27 var input = e.charCode || e.keyCode;
29 // find key element matching input
30 for (var i = 0; i < keylabels.length; i++) {
31 var key = keylabels[i].parentNode;
32 if (!key.onclick) continue; // link
33 var keychar = key.className.match(/ chr(\d+)$/);
34 if (!keychar) continue; // has code
36 if (keychar != input) continue; // matches code
38 // match mode (visibility)
39 var row = key.parentNode;
40 var shown = row.style.display != 'none';
43 // match key modifiers
44 var keymod = row.className;
45 if ((keymod.search(/\bctrl\b/) != -1) != e.ctrlKey) continue;
46 if ((keymod.search(/\bmeta\b/) != -1) != e.altKey) continue;
49 if (keyfocus) keyfocus.style.outline = '';
50 key.style.outline = '1px solid red';
52 if (key.onclick) key.onclick();