function show(URI)
{
parent['mainframe'].location.href = URI;
}

function ChkYear() {

$fa=(document.Jahr.Auswahl.value);
parent['mainframe'].location.href = "einsatz.php?jahr="+$fa;
}


function ShowStat(jn) {
       	if(jn=='1') {
		document.getElementById("Visitor1").style.visibility="visible";
        }
        else {
		document.getElementById("Visitor1").style.visibility="hidden";
        }
}