/**
* This work is a derivative of csshover.htc written by Peter Nederlof.
* I would have have loved to have used the htc file but AOL breaks it
* and since none of the features needed to be htc I just made it js file.
*
* Original can be found here: http://www.xs4all.nl/~peterned/
*/

var currentSheet, doc = window.document, activators = {
    onhover:{on:'onmouseover', off:'onmouseout'},
    onactive:{on:'onmousedown', off:'onmouseup'}
}

function parseStylesheets()
{
    var sheets = doc.styleSheets, l = sheets.length;
    for(var i = 0; i < l; i++)
    {
        parseStylesheet(sheets[i]);
    }
}

function parseStylesheet(sheet)
{
    if(sheet.imports)
    {
        try
        {
            var imports = sheet.imports, l = imports.length;
            for(var i = 0; i < l; i++)
            {
                parseStylesheet(sheet.imports[i]);
            }
        }
        catch(securityException){}
    }

    try
    {
        var rules = (currentSheet = sheet).rules, l = rules.length;
        for(var j = 0; j < l; j++)
        {
            parseCSSRule(rules[j]);
        }
    }
    catch(securityException){}
}

function parseCSSRule(rule)
{
    var select = rule.selectorText, style = rule.style.cssText;
    if(!(/(^|\s)(([^a]([^ ]+)?)|(a([^#.][^ ]+)+)):(hover|active)/i).test(select) || !style)
    {
        return;
    }

    var pseudo = select.replace(/[^:]+:([a-z-]+).*/i, 'on$1');
    var newSelect = select.replace(/(\.([a-z0-9_-]+):[a-z]+)|(:[a-z]+)/gi, '.$2' + pseudo);
    var className = (/\.([a-z0-9_-]*on(hover|active))/i).exec(newSelect)[1];
    var affected = select.replace(/:hover.*$/, '');
    var elements = getElementsBySelect(affected);

    currentSheet.addRule(newSelect, style);
    for(var i = 0; i < elements.length; i++)
    {
        new HoverElement(elements[i], className, activators[pseudo]);
    }
}

function HoverElement(node, className, events)
{
    if(!node.hovers) node.hovers = {};
    if(node.hovers[className]) return;
    node.hovers[className] = true;
    node.attachEvent(events.on, function(){node.className += ' ' + className;});
    node.attachEvent(events.off, function(){node.className = node.className.replace(new RegExp('\\s+'+className, 'g'),'');});
}

function getElementsBySelect(rule)
{
    var parts, nodes = [doc];
    parts = rule.split(' ');
    for(var i = 0; i < parts.length; i++)
    {
        nodes = getSelectedNodes(parts[i], nodes);
    }
    return nodes;
}

function getSelectedNodes(select, elements)
{
    var result, node, nodes = [];
    var classname = (/\.([a-z0-9_-]+)/i).exec(select);
    var identify = (/\#([a-z0-9_-]+)/i).exec(select);
    var tagName = select.replace(/(\.|\#|\:)[a-z0-9_-]+/i, '');
    for(var i = 0; i < elements.length; i++)
    {
        result = tagName ? elements[i].all.tags(tagName) : elements[i].all;
        for(var j = 0; j < result.length; j++)
        {
            node = result[j];
            if((identify && node.id != identify[1]) || (classname && !(new RegExp('\\b' + classname[1] + '\\b').exec(node.className)))) continue;
            nodes[nodes.length] = node;
        }
    }
    return nodes;
    for (var i = 0; i < elements.length; i++) alert(elements[i]);
}

if (document.all)
{
    // IE only
    addEvent(window, 'load', parseStylesheets);
}


// Right Nav only
var RightNav = function(){
	$$('#rightnav-content .nested-level .link-list a').each(function(e) {
		var txt = e.getParent().getParent().getNext();
		txt.addClass('hide');
		e.addEvents({
			'mouseover': function(){
			txt.removeClass('hide').fade('in');
			},
			'mouseout': function(){
			txt.addClass('hide').fade('out');
			}
		});
	});  										  
}
addEvent(window, 'load', RightNav);