/* SWIM2.0 :: Simple website menu
****************************************************************
* DOM scripting by brothercake -- http://www.brothercake.com/
* Licensed under GPL -- http://www.gnu.org/copyleft/gpl.html
****************************************************************
* For professional menu solutions visit -- http://www.udm4.com/ 
****************************************************************
*/




function simpleMenu(navid, orient){
if(typeof document.getElementById == 'undefined' || /opera[\/ ][56]/i.test(navigator.userAgent)) { return; }
this.iskde = navigator.vendor == 'KDE';
this.isie = typeof document.all != 'undefined' && typeof window.opera == 'undefined' && !this.iskde;
this.isoldsaf = navigator.vendor == 'Apple Computer, Inc.' && typeof XMLHttpRequest == 'undefined';
this.tree = document.getElementById(navid);
if(this.tree != null){
this.items = this.tree.getElementsByTagName('li');
this.itemsLen = this.items.length;
var i = 0;
do{
this.init(this.items[i], this.isie, this.isoldsaf, this.iskde, navid, orient);
}while (++i < this.itemsLen);
}
}
simpleMenu.prototype.init = function(trigger, isie, isoldsaf, iskde, navid, ishoriz){
trigger.menu = trigger.getElementsByTagName('ul').length > 0 ? trigger.getElementsByTagName('ul')[0] : null;
trigger.link = trigger.getElementsByTagName('a')[0];
trigger.issub = trigger.parentNode.id == navid;
trigger.ishoriz = ishoriz == 'horizontal';
this.openers = { 'm' : 'onmouseover', 'k' : (isie ? 'onactivate' : 'onfocus') };
for(var i in this.openers){
trigger[this.openers[i]] = function(e){
if(!iskde) {
 trigger.link.className += (trigger.link.className == '' ? '' : ' ') + 'rollover'; }
if(trigger.menu != null){if(trigger.ishoriz) {
 trigger.menu.style.left = (isie || isoldsaf) ? trigger.offsetLeft + 'px' : 'auto'; }
trigger.menu.style.top = (trigger.ishoriz && trigger.issub) ? (isie || (trigger.ishoriz && isoldsaf)) ? trigger.link.offsetHeight + 'px' : 'auto' : (isie || (trigger.ishoriz && isoldsaf)) ? trigger.offsetTop + 'px' : '0';
}};}
this.closers = { 'm' : 'onmouseout', 'k' : (isie ? 'ondeactivate' : 'onblur') };
for(i in this.closers){
trigger[this.closers[i]] = function(e){
this.related = (!e) ? window.event.toElement : e.relatedTarget;
if(!this.contains(this.related)){
if(!iskde) { trigger.link.className = trigger.link.className.replace(/[ ]?rollover/g, ''); }
if(trigger.menu != null){trigger.menu.style[(trigger.ishoriz ? 'left' : 'top')] = trigger.ishoriz ? '-10000px' : '-100em';
}}};}
if(!isie){trigger.contains = function(node){
if (node == null) { return false; }
if (node == this) { return true; }
else { return this.contains(node.parentNode); }
};}}