browser_name = navigator.appName;
browser_version = parseFloat(navigator.appVersion); 

if (browser_name == "Netscape" && browser_version >= 3.0) {
	roll = 'true';
	}

else if (browser_name == "Microsoft Internet Explorer" && browser_version >= 4.0) {
	roll = 'true';
	}

else {
	roll = 'false';
    }

arImageSrc = new Array (
	"../images/navHomeOn.gif",
	"../images/navAboutOn.gif",
	"../images/navPhotoOn.gif",
	"../images/navTestOn.gif",
	"../images/navFAQOn.gif",
	"../images/navNewsOn.gif",
	"../images/navContactOn.gif",
	"../images/interiorOn.gif",
	"../images/lightingOn.gif",
	"../images/glassOn.gif",	
	"../images/colorOn.gif",
	"../images/exteriorOn.gif",
	"../images/carpentryOn.gif"	)
	
	
arImageList = new Array ();
	for (counter in arImageSrc) {
		arImageList[counter] = new Image();
		arImageList[counter].src = arImageSrc[counter];
	}

function msover(img1,ref1) {
	if (roll == 'true') {
		document.images[img1].src = ref1;
		}
	}
        
function msout(img1,ref1) {
	if (roll == 'true') {
		document.images[img1].src = ref1;
		}
	}