var _popups = new Array();
var glob_duration=1000;
function initPopup()
{
	var _popup1 = document.getElementById("popup1");
	var _popup2 = document.getElementById("popup2");
	var _div = document.getElementsByTagName("div");
	for (var i = 0; i < _div.length; i++){
		if (_div[i].className == 'popup'){
			_div[i]._moo=new Fx.Tween(_div[i], {duration: glob_duration, wait: false});
			_div[i]._open=function()
			{
				this.setStyle('opacity','0');
				this.setStyle('display','block');
				this.setStyle('top',getCurrentYPos()+200);
				this._moo.start('opacity',0,1);
				var _referer=document.createElement('div');
				this._referer=$(_referer);
				this._referer.setStyle('opacity',0.8);
				this._referer.setStyle('position','absolute');
				this._referer.setStyle('width',$(document).getWidth());
				this._referer.setStyle('height',document.body.offsetHeight);
				this._referer.setStyle('background-color','#000000');
				this._referer.setStyle('left','0px');
				this._referer.setStyle('top','0px');
				this._referer._parent=this;
				this._referer.onclick=function()
				{
					this._parent._close();
				}
				this.parentNode.appendChild(this._referer);
			}
			_div[i]._close=function()
			{
				this._moo.start('opacity',0);
				this.parentNode.removeChild(this._referer);
			}
			_popups.push($(_div[i]));
			var _span = _div[i].getElementsByTagName("span");
			for (j=0; j < _span.length; j++){
				if (_span[j].className == 'close'){
					_span[j].onclick = function()
					{
						this.parentNode._close();
					}
				}
			}
		}
	}
	if (_popup1)
	{
		_popup1.onclick = function()
		{
			if (_popups.length > 1){
				_popups[1]._open();
			}
			return false;
		}
	}
	if(_popup2)
	{
		_popup2.onclick = function()
		{
			if (_popups.length > 1){
				_popups[0]._open();
			}
			return false;
		}
	}
}
function getCurrentYPos(){
	var _offset = 0;
	if (document.body && document.body.scrollTop)
		_offset =  document.body.scrollTop;
	if (document.documentElement && document.documentElement.scrollTop)
		_offset = document.documentElement.scrollTop;
	if (window.pageYOffset)
		_offset =  window.pageYOffset;

	return _offset;
}
if (window.addEventListener)
	window.addEventListener("load", initPopup, false);
else if (window.attachEvent)
	window.attachEvent("onload", initPopup);