// Set Booleans for Browser Type

var isNavPC;
var isNavMac;
var isIEMac;
var isIEPC;

if (parseInt(navigator.appVersion) >= 4) {

        isNavMac = ((navigator.appName == "Netscape") && (navigator.platform.indexOf("Mac") != -1));
        isNavPC = ((navigator.appName == "Netscape") && (navigator.platform.indexOf("Win") != -1));
        isIEMac = ((navigator.appName.indexOf("Microsoft") != -1) && (navigator.platform.indexOf("Mac") != -1));
        isIEPC = ((navigator.appName.indexOf("Microsoft") != -1) && (navigator.platform.indexOf("Win") != -1));

} 

var isLayers = ((isNavPC) || (isNavMac)); // Netscape 4, 5


// Set Netscape Redraw

if (isLayers) { 	
	var oWidth = window.innerWidth; 
	var oHeight = window.innerHeight; 
	document.captureEvents(Event.RESIZE);
	window.onResize = navReload; }

function navReload() { 

	if ((window.innerWidth != oWidth) || (window.innerHeight != oHeight)) { 
		location.reload(); 
	}
	
} // end navReload()