function MM_preloadImages() {
  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() {
  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) {
  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() {
  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 breakOutOfFrames() {
  
  if ( parent != self ) {
    var this_page = document.location.href;
    document.writeln('<span id="breakOutOfFrames">Trapped in a frame? <a href="' + this_page + '" target="_top">Click here</a> to break out of it.</span>');

  }
}


/********
  loadParent:
    makes sure that some pages that are designed to be viewed within iframes are not mistakenly
    called as standalone pages, which would cause them to display incorrectly (missing stylesheet
    of the parent, et. al.).
    The exception is NN4 browsers, which cannot display iframes.

 *******/
function loadParent(parent) {

  if ( (top == window) && (! document.layers) && parent ) {
    //method 1:
    // use method one if you need to know which page loaded the parent
    //var name = "" + self.document.location;
    //location.href = parent + '?if=' + name.match(/[^\/]+$/);
    
    //method 2:
    //location.href = parent;

    //method 3:
    // use method three to avoid that irritating browser back-button problem; this gives the smoothest experience to the user
    document.write('<meta http-equiv="refresh" content="0;URL=' + parent + '">\n');

  }
}