//alert("menu.js");
window.prevItem = null;
function pde_init()
{
/* CSS class names, change if needed */
	var mp='pde_nav';
	var hp='pde_hide';
	var sp='pde_show';
	var pp='pde_parent';
	var pa='pde_active';
	var cu='current';
	
	
	var d,uls,i;
	if(!document.getElementById && !document.createTextNode){return;}

/* navigation ID, change if needed */
	d=document.getElementById('nav-left');

	if (!d){return;}
	pde_addclass(d,mp)
	uls=d.getElementsByTagName('ul');
	for (i=0;i<uls.length;i++)
	{
		if(pde_checkcurrent(uls[i]))
		{
			pde_addclass(uls[i].parentNode.firstChild,pa);
		} else {
	
			//alert(uls[i]);
			pde_addclass(uls[i],hp);
			pde_addclass(uls[i].parentNode.firstChild,pp);
			uls[i].parentNode.firstChild.onmouseover=function()
			{
				//added on 05/03/2006
				if(window.prevItem) {
					if(window.prevItem != this) {
						pde_hide_prev(window.prevItem, window.prevItem.parentNode.getElementsByTagName('ul')[0]);
					}
				}
				window.prevItem = this;
				pde_swapclass(this,pp,pa);
				pde_swapclass(this.parentNode.getElementsByTagName('ul')[0],hp,sp);
				return true;
			}
			uls[i].parentNode.firstChild.onclick=function()
			{
				//added on 05/03/2006
				if(window.prevItem) {
					if(window.prevItem != this) {
						pde_hide_prev(window.prevItem, window.prevItem.parentNode.getElementsByTagName('ul')[0]);
					}
				}
				window.prevItem = this;
				pde_swapclass(this,pp,pa);
				pde_swapclass(this.parentNode.getElementsByTagName('ul')[0],hp,sp);
				return true;
			}
			
		}
	}
	function pde_checkcurrent(o){
		if(pde_check(o.parentNode,cu)){return true;}
		for(var i=0;i<o.getElementsByTagName('li').length;i++)
		{
			if(pde_check(o.getElementsByTagName('li')[i],cu)){return true;}
		}
		return false;
	}
	function pde_hide_prev(o, p)
	{
		var cn=o.className;
		o.className=cn.replace(pa,pp);
		cn=p.className;
		p.className=cn.replace(sp,hp);
	}
	function pde_swapclass(o,c1,c2)
	{
		var cn=o.className
		o.className=!pde_check(o,c1)?cn.replace(c2,c1):cn.replace(c1,c2);
	}
	function pde_addclass(o,c)
	{
		if(!pde_check(o,c)){o.className+=o.className==''?c:' '+c;}
	}
	function pde_check(o,c)
	{
	 	return new RegExp('\\b'+c+'\\b').test(o.className);
	}

}

function createCookie(name,value,days)
{
	if (days)
	{
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name)
{
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++)
	{
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name)
{
	createCookie(name,"",-1);
}

function newWindow(url, height, width) {
		nameW='feature'
		if (navigator.appVersion.indexOf('4') != -1) {
			// Vars for centering the new window on Version 4 Browsers
			xTop = screen.width/2 - (width/2);
			yTop = screen.height/2 - (height/2);
			MM_openBrWindow(url, nameW, 'height='+height+',width='+width+',scrollbars=yes,resizable=yes,menubar=0,toolbar=0,status=0,location=0,directories=0,left=' + xTop + ',top=' + yTop + '');
		} else {
			MM_openBrWindow(url, nameW, 'height='+height+',width='+width+',scrollbars=yes,resizable=yes,menubar=0,toolbar=0,status=0,location=0,directories=0,left=150,top=200');
		}
}
	
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
	
var win = null;
function popup(mypage,myname,w,h,scroll,resize,statusbar) {

	if (mypage.indexOf("/") == 0) {
			mypage = mypage.substring(8);
		}
	LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
	TopPosition = (screen.height) ? (screen.height-h)/4 : 0;
	settings = 'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable=yes,status='+statusbar;
	win = window.open(mypage,myname,settings);
	if(win.window.focus) {
		win.window.focus();
	}
}