poz_x=10
sensivity=300
speed=10

function Namiar(t){
 celY=t;if(!anim)menuGo()
}

function getEl(id){
 with(d)var e=g?g(id):a?a[id]:l[id]
 if(!e.style)e.style=e;return e
}

function menuGo(){
 oBy=(speed*oBy+celY)/(speed+1)
 getEl('latacz').style.top=Math.round(oBy)
 if(Math.round(oBy)!=celY)anim=setTimeout("menuGo()",20)
 else anim=0
}

function scrLay() {
 var pYoff=(d.a&&!window.opera)?document.body.scrollTop:window.pageYOffset
 if(parseInt(getEl('latacz').style.top)!=pYoff+poz_x)Namiar(pYoff+poz_x)
 if(document.getElementById('reklama')) document.getElementById('reklama').style.top = pYoff+100;
}

function initMenu(){
 d=document,d.l=d.layers,d.a=d.all,d.g=d.getElementById
 oBy=poz_x
 anim=0
 setInterval('scrLay()',sensivity);
 rekl = document.getElementById('reklama');
 if (rekl) {
   var pYoff=(d.a&&!window.opera)?document.body.scrollTop:window.pageYOffset
   rekl.style.top = pYoff+100;
   rekl.style.zindex = 100000;
   rekl.style.left=(document.body.clientWidth-400)/2;
   rekl.style.display='';
 }
}

function closeadv() {
  document.getElementById('reklama').style.display = 'none';
}