function GotoRef(s1,s2)
 {
  var
   Path;
  Path=parent.frames['bottom'].document.myform.url.value;
  parent.frames['areas'].document.location.href=Path+s1;
  document.location.href=Path+s2;
 }

function NewSearch()
 {
  var
   s,pos;
  if(parent.frames.bottom.document.myform.lastsearchmode.value.indexOf('areasmute.htm')>-1)
   {
    parent.frames['bottom'].document.myform.lastsearchmode.value=parent.frames['bottom'].document.myform.searchmodebackup.value;
    parent.frames['bottom'].document.myform.invisiblesearch.value='off';
   };
  s=parent.frames['bottom'].document.myform.lastsearchmode.value;
  pos=s.lastIndexOf('/');
  if(pos>-1)
   s=s.substr(pos+1,s.length);
  GotoRef(s,'menu.htm');
 }

function GoHome()
 {
  GotoRef('home.htm','chapters.htm');
 }
var
 d=null;

function Play(name)
 {
  if(eval("parent.frames['content']"))
   {
    d=parent.frames['content'].document;
    if((navigator.userAgent.indexOf('Opera')==-1)|(navigator.userAgent.indexOf('Opera 9')!=-1))
     d.location.href=name+'_play.html'
    else
     d.location.href=name+'_play1.html'
   };
 }

function Silence()
 {
  Play('no');
 }

function OpenSeparate(name)
 {
  var
   pos;
  pos=name.lastIndexOf('.');
  name=name.substr(0,pos)+'_separate.html';
  d=window.open(name,'','menubar=yes,scrollbars=yes,toolbar=yes,location=yes,status=yes,directories=yes,resizable=yes');
 }

function HideFrameRelated()
 {
  var
   s,w;
  if((eval('parent.frames["info"]')==null)&(eval('parent.frames["areas"]')==null))
   {
    s=document.location.href;
    document.location.href=s.substr(0,s.length-5)+'_separate.html';
   };
  if(eval('parent.frames["info"]'))
   {
    if(eval('document.layers'))
     {
      parent.frames['info'].document.layers['FrameRelated'].visibility='hide'
      parent.frames['info'].document.layers['MainBody'].top=0;
     }
    else
     parent.frames['info'].document.getElementById('FrameRelated').style.display='none';
   };
 }