<!--


 function zw()
{
var war='warstwa0';
war1= document.getElementById(war);
war1.style.display = 'none';

var waznosc=new Date();
waznosc.setTime(waznosc.getTime()+1000*60*60*24*7);
document.cookie="warstwa_close;expires" + waznosc.toGMTString();
}


function ustaw_warstwe(){
var war='warstwa0';
var ban= document.getElementById(war);

var a=document.cookie;

var tab=document.cookie.split(";");
var i=0;
var b=0;
var text_test="";
while(tab[i]!=undefined && i<20)
{
if(tab[i]==" warstwa_close" || tab[i]==" warstwa_close="  || tab[i]=="warstwa_close=" || tab[i]=="warstwa_close")
{
b=1;
}
i=i+1;
}


if(b==1)
{
ban.style.display = 'none';
}
else
{
ban.style.display = '';
}
}




-->