function toggleFS(cb){
	fs = document.getElementById('forsale');
	if (cb.checked) {fs.checked = true; }
}

function toggleTL(cb){
	tl = document.getElementById('tolet');
	if (cb.checked) {tl.checked = true; }
}

function openCenterWin(url,theWidth,theHeight){
var theTop=(screen.height/2)-(theHeight/2);
var theLeft=(screen.width/2)-(theWidth/2);
var features=
'height='+theHeight+',width='+theWidth+',top='+theTop+',left='+theLeft+
",toolbar=no,location=no,directories=no,status=yes,menubar=no,resizable=yes,scrollbars=yes";
theWin=window.open(url,'',features);
}