function nzd_windowopen(winurl,winname,winparams) {
	msgWindow = open(winurl,winname,winparams);
	if (msgWindow.opener == null) 
		msgWindow.opener = self;
}

function right(e) {
	if ((navigator.appName == 'Netscape' && e.which == 3) || (navigator.appName=='Microsoft Internet Explorer' && event.button == 2)) {
		alert('Saving photos is not permitted'); 
		return false;
		
	} else
		return true;
}

function rightSilent(e) {
	return false;
}

function trap() {
	if(document.images) {
		for(i=0; i < document.images.length; i++) {
			document.images[i].onmousedown = right;
			document.images[i].oncontextmenu = rightSilent;
		}
	}
}

function get_random(maxNum) {
	if (Math.random && Math.floor) {
		var ranNum = Math.floor(Math.random() * (maxNum));
		return ranNum;
	}
	return 1;
}