function openWindow (url, id, w, h, features, centering) {
  var s = (w ? ("width=" + w) : "") + (h ? (",height=" + h) : "");
  var ss = new Array ("menubar", "toolbar", "location", "scrollbars", "status", "resizable");
  if (features) for (i in ss) s += "," + ss [i] + "=" + features.charAt (i);
  if (centering) {
    var x = (screen.width / 2) - (w / 2 + 10);
    var y = (screen.height / 2) - (h / 2 + 10);
    s += ",left=" + x + ",top=" + y + ",screenX=" + x + ",screenY=" + y;
  }
  var o = window.open (url, id, s);
  o.focus ();
  return o;
}

function closeWindow () {
  var a = arguments;
  var r = true;
  if (a.length) {
    for (var i = 0; i < a.length; i++) {
      var o = a [i];
      if (o) o.close ();
      else r = false;
    }
  }
  else top.close (); 
  return r;
}

function isWindowClosed (o) {
  var s = navigator.userAgent;
  return (!o ? true : ((isWin () && ((s.indexOf ("Gecko") != -1) || (s.indexOf ("MSIE 4") != -1))) ? o.closed : (typeof o.document != "object")));
}

// MM Library 
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_nbGroup(event, grpName) { //v3.0
	var i,img,nbArr,args=MM_nbGroup.arguments;
	if (event == "init" && args.length > 2) {
		if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
			img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
			if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
			nbArr[nbArr.length] = img;
			for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
				if (!img.MM_up) img.MM_up = img.src;
				img.src = img.MM_dn = args[i+1];
				nbArr[nbArr.length] = img;
			}
		}
	} else if (event == "over") {
		document.MM_nbOver = nbArr = new Array();
		for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
			if (!img.MM_up) img.MM_up = img.src;
			img.src = (img.MM_dn && args[i+2]) ? args[i+2] : args[i+1];
			nbArr[nbArr.length] = img;
		}
	} else if (event == "out" ) {
		for (i=0; i < document.MM_nbOver.length; i++) {
			img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
	} else if (event == "down") {
		if ((nbArr = document[grpName]) != null)
			for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
		document[grpName] = nbArr = new Array();
		for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
			if (!img.MM_up) img.MM_up = img.src;
			img.src = img.MM_dn = args[i+1];
			nbArr[nbArr.length] = img;
		}
	}
}
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];}
}
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;
}