-# Here's the javascript that makes this possible. A key feature is the use
-# of css to hide toggleables, to avoid any flashing on page load. The css
-# is only emitted after the javascript tests that it's going to be able to
-# show the toggleables.
-my $javascript=<<'EOF';
-<script type="text/javascript">
-<!--
-if (document.getElementById && document.getElementsByTagName && document.createTextNode) {
- document.write('<style type="text/css">div.toggleable { display: none; }</style>');
- window.onload = inittoggle;
-}
-
-function inittoggle() {
- var as = getElementsByClass('toggle');
- for (var i = 0; i < as.length; i++) {
- var id = as[i].href.match(/#(\w.+)/)[1];
- document.getElementById(id).style.display="none";
- as[i].onclick = function() {
- toggle(this);
- return false;
- }
- }
-}
-
-function toggle(s) {
- var id = s.href.match(/#(\w.+)/)[1];
- style = document.getElementById(id).style;
- if (style.display == "none")
- style.display = "block";
- else
- style.display = "none";
-}
-
-function getElementsByClass(class) {
- var ret = new Array();
- var pattern = new RegExp("(^|\\s)"+class+"(\\s|$)");
- var els = document.getElementsByTagName('*');
- for (i = 0, j = 0; i < els.length; i++) {
- if ( pattern.test(els[i].className) ) {
- ret[j] = els[i];
- j++;
- }
- }
- return ret;
-}
-//-->
-</script>
-EOF
-