Expand and Collapse Categories

[Schubaltz]

Description: Allows the user to display / hide categories by clicking their respective names.

Source: Open

Cross-browser: Yes

Main Page Footer

---

<script type="text/javascript">
<!--
// Expand and Collapse Categories

var cps = [ ], int;
if(/com\/(\w+\.cgi)?\??(#.+|\w+=home)?$/i.test(location.href))
for(var l = document.links, k = 4; k < l.length; k ++) if(l[k].className == "nav") {
     for(var i = l[k].parentNode.getElementsByTagName("table")[1].rows, x = 1, a = 0; x < i.length; x ++)
           if(i[x].cells.length > 1) {
                 cps[int].push(i[x]);
           } else if(i[x].cells[0].align != "right") {
                 int = i[x].getElementsByTagName("b")[0];
                       int.onclick = function() { hideCategory(this.firstChild.data) }
                 cps[int = int.firstChild.data] = [ ];
           }
     if(document.cookie.match(/cat/)) {
           for(var i = document.cookie.split("cat"), x = 1; x < i.length; x ++)
                 hideCategory(i[x].split("=")[0]);
     }
}
function hideCategory(a) {
     var i = cps, r = i[0].style.display;
     for(var x in i)
           i[x].style.display = (r ? "" : "none");
     document.cookie = "cat" + a + "=true;expires=" + new Date("December 31, " + (r ? 2000 : 2050)).toGMTString() + ";";
}
//-->
</script>

---

[Jeeeeeel]

Whoa Aaron! This code reminds me of a VBulletin message board.