function rolloverHome() {
    document.getElementById("mainLinkHome").style.color = "#ffffff";
 }
 
 
function rollbackHome() {
 document.getElementById("mainLinkHome").style.color = "#cdcdcd";
 }
 
function rolloverAbout() {
 document.getElementById("mainLinkAbout").style.color = "#ffffff";
  }
 
function rollbackAbout() {
  document.getElementById("mainLinkAbout").style.color = "#cdcdcd";
 } 

function rolloverCommercial() {
 document.getElementById("mainLinkCommercial").style.color = "#ffffff";
 }
 
function rollbackCommercial() {
 document.getElementById("mainLinkCommercial").style.color = "#cdcdcd";
 }

function rolloverResidential() {
 document.getElementById("mainLinkResidential").style.color = "#ffffff";
 }
 
function rollbackResidential() {
 document.getElementById("mainLinkResidential").style.color = "#cdcdcd";
 }
 
 function rolloverTestimonials() {
 document.getElementById("mainLinkTestimonials").style.color = "#ffffff";
 }

 function rollbackTestimonials() {
 document.getElementById("mainLinkTestimonials").style.color = "#cdcdcd";
 }
 
 function rolloverCulturedStone() {
 document.getElementById("mainLinkCulturedStone").style.color = "#ffffff";
 }

 function rollbackCulturedStone() {
 document.getElementById("mainLinkCulturedStone").style.color = "#cdcdcd";
 }
 
 function rolloverPhotoGallery() {
 document.getElementById("mainLinkPhotoGallery").style.color = "#ffffff";
 }
 
function rollbackPhotoGallery() {
 document.getElementById("mainLinkPhotoGallery").style.color = "#cdcdcd";
 } 
 
 function rolloverContact() {
 document.getElementById("mainLinkContact").style.color = "#ffffff";
 }
 
function rollbackContact() {
 document.getElementById("mainLinkContact").style.color = "#cdcdcd";
 }

var alertMessage = "© 2008 Designing Incognito";
var browserVersion  = parseInt(navigator.appVersion)
var browserNetscape = navigator.appName=="Netscape"
var browserIE = navigator.appName=="Microsoft Internet Explorer"
var browser = navigator.appName;

var screenWidth = screen.width;
var screenHeight = screen.height;
var screenSize = screenWidth * screenHeight;
var pageHeight = document.height;
var BrowserDetect = {
	init: function () {
		this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
		this.version = this.searchVersion(navigator.userAgent)
			|| this.searchVersion(navigator.appVersion)
			|| "an unknown version";
		this.OS = this.searchString(this.dataOS) || "an unknown OS";
	},
	searchString: function (data) {
		for (var i=0;i<data.length;i++)	{
			var dataString = data[i].string;
			var dataProp = data[i].prop;
			this.versionSearchString = data[i].versionSearch || data[i].identity;
			if (dataString) {
				if (dataString.indexOf(data[i].subString) != -1)
					return data[i].identity;
			}
			else if (dataProp)
				return data[i].identity;
		}
	},
	searchVersion: function (dataString) {
		var index = dataString.indexOf(this.versionSearchString);
		if (index == -1) return;
		return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
	},
	dataBrowser: [
		{ 	string: navigator.userAgent,
			subString: "OmniWeb",
			versionSearch: "OmniWeb/",
			identity: "OmniWeb"
		},
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari"
		},
		{
			prop: window.opera,
			identity: "Opera"
		},
		{
			string: navigator.vendor,
			subString: "iCab",
			identity: "iCab"
		},
		{
			string: navigator.vendor,
			subString: "KDE",
			identity: "Konqueror"
		},
		{
			string: navigator.userAgent,
			subString: "Firefox",
			identity: "Firefox"
		},
		{
			string: navigator.vendor,
			subString: "Camino",
			identity: "Camino"
		},
		{		// for newer Netscapes (6+)
			string: navigator.userAgent,
			subString: "Netscape",
			identity: "Netscape"
		},
		{
			string: navigator.userAgent,
			subString: "MSIE",
			identity: "Explorer",
			versionSearch: "MSIE"
		},
		{
			string: navigator.userAgent,
			subString: "Gecko",
			identity: "Mozilla",
			versionSearch: "rv"
		},
		{ 		// for older Netscapes (4-)
			string: navigator.userAgent,
			subString: "Mozilla",
			identity: "Netscape",
			versionSearch: "Mozilla"
		}
	],
	dataOS : [
		{
			string: navigator.platform,
			subString: "Win",
			identity: "Windows"
		},
		{
			string: navigator.platform,
			subString: "Mac",
			identity: "Mac"
		},
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux"
		}
	]

};
BrowserDetect.init();