X-Git-Url: http://git.shiar.nl/sheet.git/blobdiff_plain/d1a47ecf1b72f55598b2728f82f6b4edb9ebcfa9..d4937c088ffb429c8b3fdf1b3d35b8cbc78d1290:/keys.js

diff --git a/keys.js b/keys.js
new file mode 100644
index 0000000..d891b52
--- /dev/null
+++ b/keys.js
@@ -0,0 +1,25 @@
+function setmode(classname) {
+	// set style for each #rows>li>ul>li to display:none unless it matches classname
+	var showclass = classname ? ' '+classname+'(?!\\w)' : '^$';
+	var parentskip = /^keys/;
+	var row = document.getElementById('rows').firstChild;
+	do {
+		if (row.tagName == 'LI' && row.firstChild.tagName == 'UL'
+		&& !row.firstChild.className.match(parentskip)) {
+			var el = row.firstChild.firstChild;
+			if (el) do {
+				if (el.tagName == 'LI') {
+					el.style.display = el.className.match(showclass) ? 'block' : 'none';
+				}
+			} while (el = el.nextSibling);
+		}
+	} while (row = row.nextSibling);
+
+	// update H2 to reflect the first part of a currently active (but hidden) H3
+	var h3s = document.getElementsByTagName('H3');
+	for (var i = 0; i < h3s.length; i++) {
+		if (h3s[i].parentNode.style.display != 'block') continue;
+		document.getElementsByTagName('H2')[0].innerHTML = h3s[i].firstChild.data;
+	}
+}
+