function $(id) { return document.getElementById(id); }

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_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_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
	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];
		}
	}
}

var _action;
function Baloon(action) {
	if(action == 'show') {
		$("popup").style.display="block";
		var opacityTween = new OpacityTween($("popup"),Tween.regularEaseOut, 40, 100, .5);
		opacityTween.stop();
		opacityTween.start();
	}
	else if (action == 'hide') {
		var opacityTween = new OpacityTween($("popup"),Tween.regularEaseOut, 100, 0, .5);
		opacityTween.stop();	
		opacityTween.start();
		opacityTween.onMotionFinished = function() { $("popup").style.display="none"; };
	}
	else {
		($("popup").style.display=="block") ? Baloon('hide') : Baloon('show');
	}

}