function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}


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/n-1-on.gif",
	"images/n-2-on.gif",
	"images/n-3-on.gif",
	"images/n-4-on.gif",
	"images/n-5-on.gif",
	"images/n-6-on.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;
		}
	}

var clickmessage="Right click disabled on images!"

function disableclick(e) {
if (document.all) {
if (event.button==2||event.button==3) {
if (event.srcElement.tagName=="IMG"){
//alert(clickmessage);
return false;
}
}
}
else if (document.layers) {
if (e.which == 3) {
alert(clickmessage);
return false;
}
}
else if (document.getElementById){
if (e.which==3&&e.target.tagName=="IMG"){
alert(clickmessage)
return false
}
}
}

function associateimages(){
for(i=0;i<document.images.length;i++)
document.images[i].onmousedown=disableclick;
}

if (document.all)
document.onmousedown=disableclick
else if (document.getElementById)
document.onmouseup=disableclick
else if (document.layers)
associateimages()