if (document.images) {
  var iCount=21;
  var cOnn=new Array(iCount+1);
  var cOff=new Array(iCount+1);
  for(var n=0; n<=iCount; n++) {
    cOnn[n]=new Image;
    cOff[n]=new Image;
    if (n<=4) {
      cOnn[n].src='i/b'+(n+1)+'h.gif';
      cOff[n].src='i/b'+(n+1)+'n.gif';
    }
  }
  cOnn[5].src='i/bzakh.gif';
  cOff[5].src='i/bzakn.gif';
  cOnn[6].src='i/bplayh.gif';
  cOff[6].src='i/bplayn.gif';
  cOnn[7].src='i/buttbg1h.gif';
  cOff[7].src='i/buttbg2h.gif';
  cOnn[8].src='i/bmoreh.gif';
  cOff[8].src='i/bmore.gif';
  cOnn[9].src='i/flish.gif';
  cOff[9].src='i/flis.gif';
  cOnn[10].src='i/fbuyh.gif';
  cOff[10].src='i/fbuy.gif';
  cOnn[11].src='i/retbackh.gif';
  cOff[11].src='i/retbackn.gif';
  cOnn[12].src='i/regurh.gif';
  cOff[12].src='i/regurn.gif';
  cOnn[13].src='i/regfizh.gif';
  cOff[13].src='i/regfizn.gif';
  cOnn[14].src='i/regbutth.gif';
  cOff[14].src='i/regbuttn.gif';
  cOnn[15].src='i/corrprofh.gif';
  cOff[15].src='i/corrprofn.gif';
  cOnn[16].src='i/zak1h.gif';
  cOff[16].src='i/zak1.gif';
  cOnn[17].src='i/zak2h.gif';
  cOff[17].src='i/zak2.gif';
  cOnn[18].src='i/zak4h.gif';
  cOff[18].src='i/zak4.gif';
  cOnn[19].src='i/oplzakh.gif';
  cOff[19].src='i/oplzak.gif';
  cOnn[20].src='i/prnzakh.gif';
  cOff[20].src='i/prnzak.gif';
  cOnn[21].src='i/tomainh.gif';
  cOff[21].src='i/tomain.gif';
}

function ccOn(i) {
  if (document.images) document.images['tmen'+i].src=cOnn[i].src;
}

function ccOff(i) {
  if (document.images) document.images['tmen'+i].src=cOff[i].src;
}

function ccOn2(id, num) {
  if (document.images) document.images[id].src=cOnn[num].src;
}

function ccOff2(id, num) {
  if (document.images) document.images[id].src=cOff[num].src;
}

function get_el(id) {
  if      (document.layers)         return document.layers[id];         // NC 4
  else if (document.all)            return document.all[id];            // IE 4
  else if (document.getElementById) return document.getElementById(id); // DOM
  else                              return null;        
}

function buttOn(id, p, stat){
  b=get_el('capt'+id);
  if (stat==1)
    b.style.backgroundImage="url('i/buttbg"+p+"h.gif')";
  else
    b.style.backgroundImage="url('i/buttbg"+p+".gif')";
}

function ShowHideRazd(id){
  b=get_el('rdiv'+id);
  if (b.style.display=='none') {
    b.style.display='block';
    b.style.visibility='visible';
  } else {
    b.style.display='none';
    b.style.visibility='hidden';
  }
}

function winopen(url,width,height, res) {
  var l=screen.width/2-width/2;
  var t=screen.height/2-height/2-100;
  var www = window.open(url, 'www', 'resizable='+res+', scrollbars=yes, menubar=no, width='+width+',height='+height+', left='+l+', top='+t);
  www.focus();
};

function addtobag(id) {
  winopen('./?p=bag&m=add&id='+id, 150, 150, 'no');
  history.go();
};