var nn=document.layers?true:false;
var w3c=document.getElementById?true:false;
var beg=nn?"document.layers.":w3c?"document.getElementById('":"document.all.";
var mid=nn?"":w3c?"').style":".style";
function visi(nr,vedi){
if(vedi){
eval(beg+nr+mid+".visibility='visible'");
} else {
eval(beg+nr+mid+".visibility='hidden'");
}
};
document.writeln(' ');
document.writeln('
');
document.writeln('
');
document.writeln('
');
document.writeln('
');
document.writeln('
');
document.writeln('
');
document.writeln('
');
document.writeln('
