function pause(numberMillis) {
  var now = new Date();
  var exitTime = now.getTime() + numberMillis;
  while (true) {
    now = new Date();
    if (now.getTime() > exitTime)
   return;
  }
}

// Copyright 2006-2007 javascript-array.com

var timeout	= 500;
var closetimer	= 0;
var ddmenuitem	= 0;

// open hidden layer
function mopen(id)
{	
	// cancel close timer
	mcancelclosetime();
	//pause(timeout);
	// close old layer
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';

	// get new layer and show it
	ddmenuitem = document.getElementById(id);
	ddmenuitem.style.visibility = 'visible';

  if ((document.all) && (navigator.appVersion.indexOf("IE 6.0")>0)) {// chowanie selektow w ie6
	document.getElementById("div_panstwo").getElementsByTagName("select")[0].style.visibility = 'hidden';
	document.getElementById("div_region").getElementsByTagName("select")[0].style.visibility = 'hidden';
	document.getElementById("div_miasto").getElementsByTagName("select")[0].style.visibility = 'hidden';
	}

}
// close showed layer
function mclose()
{
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';

  if ((document.all) && (navigator.appVersion.indexOf("IE 6.0")>0)) {//pokazanie schowanych selectow w ie6
	document.getElementById("div_panstwo").getElementsByTagName("select")[0].style.visibility = 'visible';
	document.getElementById("div_region").getElementsByTagName("select")[0].style.visibility = 'visible';
	document.getElementById("div_miasto").getElementsByTagName("select")[0].style.visibility = 'visible';
  }
}

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

// cancel close timer
function mcancelclosetime()
{
	if(closetimer)
	{
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}

// close layer when click-out
document.onclick = mclose;