ie4 = (document.all) ? true : false;
var ns4 = (document.layers) ? true : false;
var ns6 = (document.getElementById && !document.all) ? true : false;

function hidelayer(lay) {
	if (ie4) {document.all[lay].style.visibility = "hidden";}
	if (ns4) {document.layers[lay].visibility = "hide";}
	if (ns6) {document.getElementById([lay]).style.display = "none";}
}
function showlayer(lay) {
	if (ie4) {document.all[lay].style.visibility = "visible";}
	if (ns4) {document.layers[lay].visibility = "show";}
	if (ns6) {document.getElementById([lay]).style.display = "block";}
}
function writetolayer(lay,txt) {
	if (ie4) {
		document.all[lay].innerHTML = txt;
	}
	if (ns4) {
		document[lay].document.write(txt);
		document[lay].document.close();
	}
/*
	if (ns6) {
		over = document.getElementById([lay]);
		range = document.createRange();
		range.setStartBefore(over);
		domfrag = range.createContextualFragment(txt);
		while (over.hasChildNodes()) {
			over.removeChild(over.lastChild);
		}
			over.appendChild(domfrag);
	}
*/
}


function getElement(elemID) {
    var elem;
    elem = (document.getElementById) ? document.getElementById(elemID) : ((document.all) ? document.all[elemID] : null);
	elem = (elem) ? elem : ((document.layers) ? eval('document.' + elemID) : null);
	return elem;
}

function showFP(imgid) {
	var iName = "fp";
	var itm = getElement(iName);
	itm.src = imgid;
}


function WriteDiv(text, id) {
	if (document.getElementById) {
		x = document.getElementById(id);
		x.innerHTML = '';
		x.innerHTML = text;
		}
		else if (document.all) {
		x = document.all[id];
		x.innerHTML = text;
	}
}

function writeFP(imgid) {
	var iName = "floorplanbox";
	WriteDiv("<a rel='lightbox[floorplans]' href='/fpimg.aspx?img=" + imgid + "&w=600&h=1000'><img name='fp' id='fp' border='0' src='/fpimg.aspx?img=" + imgid + "&w=300&h=600'></a><br />", iName);
}

function bookmark(url,title){
	var chr = 'CTRL-D';
	var agt=navigator.userAgent.toLowerCase();
	if(agt.substr(agt.indexOf('opera')+6,1) < 9) chr = 'CTRL-T';

	if ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4)) {
		window.external.AddFavorite(url,title);
	} else if (navigator.appName == "Netscape") {
		if(agt.indexOf('safari') > 0) alert('Press '+chr+' to bookmark this page.');
		else window.sidebar.addPanel(title,url,"");
	} else {
		alert('Press '+chr+' to bookmark this page.');
	}
}