var categories = new Array( );
var counts = new Array();
var categorylinks = new Array();
var tagbox = document.getElementById('tagbox');

function getQueryVariable(variable) 
{
	var vars = window.location.search.substring(1).split("&");
	for (var i=0;i<vars.length;i++)
	{
		var pair = vars[i].split("=");
		if (pair[0] == variable) return pair[1];
  	} 
	return '';
}

function catUpdate(tag)
{
	var html = "<ul>";
	if(tag=='')
	{
		for(cat in categories)
			html += "<li><a href='javascript:catUpdate(\""+categories[cat]+"\")'>"+unescape(categories[cat])+
				"</a>"+counts[cat]+"</li>";
			}
	else
	{
		html += "<li class='cattitle'>"+tag+":</li>";
		for(var i=0; i<categorylinks[escape(tag)].length; i++)
			html += "<li><a href='http:///"+unescape(categorylinks[escape(tag)][i][0])+"?tag="+tag+"'>"+
				unescape(categorylinks[escape(tag)][i][1])+"</a></li>";
		html += "<li class='catbacklink'><a href='javaScript:catUpdate(\"\");'>(back to list)</a></li>";
	}
	html += "</ul>";
	tagbox.innerHTML = html;
}

if(tagbox != null)
	catUpdate(unescape(getQueryVariable('tag')));