var browserName       = navigator.appName;
var browserVersion    = navigator.appVersion;
var browserVersionNum = parseFloat(browserVersion);
var codeName          = navigator.appCodeName;
var userAgent         = navigator.userAgent;

var normalColor = "#ffffff";
var hoverColor  = "#dfeeff";

function hoverIn(item) {
	navbarItemChangeColor(item, hoverColor);
}

function hoverOut(item) {
	navbarItemChangeColor(item, normalColor);
}

function navbarItemChangeColor(item, color) {
	if(browserVersion.indexOf("MSIE 5.0") == -1) item.style.backgroundColor = color;
}