var what = null;
var newbrowser = true;
var check = false;
var navItem = null;

function init() {
	if (document.layers) {
		//  alert ("Running Netscape 4");
		layerRef="document";
		styleSwitch="";
		visibleVar="show";
		screenSize = window.innerWidth;
		what ="ns4";
		
	} else if (document.all){
		//  alert ("Running IE");
		layerRef="document.all";
		styleSwitch=".style";
		visibleVar="visible";
		screenSize = document.body.clientWidth + 18;
		what ="ie";
	
	} else if (document.getElementById){
		//  alert ("Running Netscape 6");
		layerRef="document.getElementByID";
		styleSwitch=".style";
		visibleVar="visible";
		what="moz";
		  
	} else {
		//alert("Older than 4.0 browser.");
		what="none";
		newbrowser = false;
	}
		  
	check = true;
}

function mainNavColorOn(a) {
	if (navItem != null) {
		mainNavColorOff();
	} 
	navItem = a;
	if (document.getElementById || (document.all && !(document.getElementById))) {
		a.style.backgroundColor="#faf0e6";
		a.style.color="#fffff2";
	}
}

function mainNavColorOff() {
	if (document.getElementById || (document.all && !(document.getElementById))) {
		if (navItem != null) {
			var a = navItem;
			a.style.backgroundColor="#fffff2";
			a.style.color="#ffffff";
		}
	}
}