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];}
}

function openwin(url, name, width, height) {

var horizontalOffset, verticalOffset, retwin;

  if (width < 1) {
    width = screen.availWidth;
  }
  if (height < 1) {
    height = screen.availHeight;
  }

  if (screen.availWidth > 0) {
    horizontalOffset = (screen.availWidth / 2) - (width / 2);
    verticalOffset = (screen.availHeight / 2) - (height / 2);
  }
  else {
    horizontalOffset = 400 - (width / 2);
    verticalOffset = 300 - (height / 2);
  }

  if (horizontalOffset + width > screen.availWidth || verticalOffset + height > screen.availHeight) {
    horizontalOffset = 0;
    verticalOffset = 0;
  }

  retwin = window.open(url, name, "toolbar=no,location=0,directories=0,status=no,menubar=no,scrollbars=yes,resizable=no,screenX=" + horizontalOffset + ",screenY=" + verticalOffset + ",left=" + horizontalOffset + ",top=" + verticalOffset + ",width=" + width + ",height=" + height);
  return retwin;

}