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<attach event="ondocumentready" handler="parseStylesheets" />
<script>
/**
*	Whatever:hover - V1.42.060206 - hover & active
*	------------------------------------------------------------
*	(c) 2005 - Peter Nederlof
*	Peterned - <a href="http://www.xs4all.nl/~peterned/" >http://www.xs4all.nl/~peterned/</a>
*	License  - <a href="http://creativecommons.org/licenses/LGPL/2.1/" >http://creativecommons.org/licenses/LGPL/2.1/</a>
*
*	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>

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