/*window.onload = function()
	{
		var lis = document.getElementById('menu').getElementsByTagName('li');
		for(i = 0; i < lis.length; i++)
		{
			var li = lis[i];
			if (li.className == 'submenu1')
			{
				li.onmouseover = function() { this.getElementsByTagName('ul').item(0).style.display = 'block'; }
				li.onmouseout = function() { this.getElementsByTagName('ul').item(0).style.display = 'none'; }
			}
			if (li.className == 'submenu2')
			{
				li.onmouseover = function() { this.getElementsByTagName('ol').item(0).style.display = 'block'; }
				li.onmouseout = function() { this.getElementsByTagName('ol').item(0).style.display = 'none'; }
			}

		}
	}
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
  
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  //document.getElementById('cont').style.zIndex =-1;
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function sobre(){
  document.getElementById('cont').style.zIndex =-1;
}
function fuera(){
  document.getElementById('cont').style.zIndex =1;
}*/

var timeout	= 300;
var closetimer	= 0;
var ddmenuitem	= 0;

// open hidden layer
function mopen(id)
{	
	// cancel close timer
	mcancelclosetime();

	// close old layer
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';

	// get new layer and show it
	ddmenuitem = document.getElementById(id);
	ddmenuitem.style.visibility = 'visible';
}
// close showed layer
function mclose()
{
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
}

// go close timer
function mclosetime(qw)
{
	closetimer = window.setTimeout(mclose, timeout);
}

// cancel close timer
function mcancelclosetime()
{
	if(closetimer)
	{
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}
function a(qw,er)
{
	var url = "url('imgs/menu/h"+er+"')";
	document.getElementById(qw).style.backgroundImage=url;
}
function b(qw,er)
{
	var url = "url('imgs/menu/"+er+"')";
	document.getElementById(qw).style.backgroundImage=url;
}
function ab(qw,er)
{
	var url_normal = "url('imgs/menu/"+er+"')";
	var url_hover = "url('imgs/menu/h"+er+"')";
	if(document.getElementById(qw).style.backgroundImage==url_hover)
	{
		document.getElementById(qw).style.backgroundImage=url_normal;
	}
	else
	{
		document.getElementById(qw).style.backgroundImage=url_hover;	
	}
}
function ba(qw,er)
{
	var url_normal = "url('imgs/menu/"+er+"')";
	var url_hover = "url('imgs/menu/h"+er+"')";
	if(document.getElementById(qw).style.backgroundImage==url_normal)
	{
		document.getElementById(qw).style.backgroundImage=url_hover;
	}
	else
	{
		document.getElementById(qw).style.backgroundImage=url_normal;	
	}	
}
// close layer when click-out
document.onclick = mclose;