var pop = null;

function popdown() {
  if (pop && !pop.closed) pop.close();
}

function popup(obj,w,h) {
  var url = (obj.getAttribute) ? obj.getAttribute('href') : obj.href;
  if (!url) return true;
  w = (w) ? w += 20 : 150;  // 150px*150px is the default size
  h = (h) ? h += 25 : 150;
  var args = 'width='+w+',height='+h+',resizable';
  popdown();
  pop = window.open(url,'',args);
  return (pop) ? false : true;
}

window.onunload = popdown;
window.onfocus = popdown;

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
    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];
      }
  }