<attach event="ondocumentready" handler="parseStylesheets" />

<script>

/**

* Whatever:hover - V1.42.060206 - hover & active

* ------------------------------------------------------------

* (c) 2005 - Peter Nederlof

* Peterned - http://www.xs4all.nl/~peterned/

* License - http://creativecommons.org/licenses/LGPL/2.1/

*

* Whatever:hover is free software; you can redistribute it and/or

* modify it under the terms of the GNU Lesser General Public

* License as published by the Free Software Foundation; either

* version 2.1 of the License, or (at your option) any later version.

*

* Whatever:hover is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

* Lesser General Public License for more details.

*

* Credits and thanks to:

* Arnoud Berendsen, Martin Reurings, Robert Hanson

*

* howto: body { behavior:url("csshover.htc"); }

* ------------------------------------------------------------

*/

var csshoverReg = /(^|\s)(([^a]([^ ]+)?)|(a([^#.][^ ]+)+)):(hover|active)/i,

currentSheet, doc = window.document, hoverEvents = [], activators = {

onhover:{on:'onmouseover', off:'onmouseout'},

onactive:{on:'onmousedown', off:'onmouseup'}

}

function parseStylesheets() {

if(!/MSIE (5|6)/.test(navigator.userAgent)) return;

window.attachEvent('onunload', unhookHoverEvents);

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(!csshoverReg.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|active).*$/, '');

var elements = getElementsBySelect(affected);

if(elements.length == 0) return;

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;

hookHoverEvent(node, events.on, function() { node.className += ' ' + className; });

hookHoverEvent(node, events.off, function() { node.className = node.className.replace(new RegExp('\\s+'+className, 'g'),''); });

}

function hookHoverEvent(node, type, handler) {

node.attachEvent(type, handler);

hoverEvents[hoverEvents.length] = {

node:node, type:type, handler:handler

};

}

function unhookHoverEvents() {

for(var e,i=0; i<hoverEvents.length; i++) {

e = hoverEvents[i];

e.node.detachEvent(e.type, e.handler);

}

}

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 identify = (/\#([a-z0-9_-]+)/i).exec(select);

if(identify) {

var element = doc.getElementById(identify[1]);

return element? [element]:nodes;

}

var classname = (/\.([a-z0-9_-]+)/i).exec(select);

var tagName = select.replace(/(\.|\#|\:)[a-z0-9_-]+/i, '');

var classReg = classname? new RegExp('\\b' + classname[1] + '\\b'):false;

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(classReg && !classReg.test(node.className)) continue;

nodes[nodes.length] = node;

}

}

return nodes;

}

</script>