IE = (document.all);
NS = (document.layers);


if (document.images) {

/*
_on = new Image();
_on.src = "images/nav__on.gif";
_off = new Image();
_off.src = "images/nav__off.gif";
*/


}

function rollOn(which) {
	if (document.images && (which != '')) {
		document.images[which].src = eval(which + "_on.src");
	}	else {
		return true;
	}
}

function rollOff(which) {
	if (document.images && (which != '')) {
		document.images[which].src = eval(which + "_off.src");
	}	else {
		return true;
	}
}


function tellFriend() {
	URL = 'tell_a_friend.html';
	winName = 'tellFriend';
	winWidth = '340';
	winHeight = '400';
	winAttributes ="'TOOLBAR=NO,LOCATION=NO,DIRECTORIES=NO,STATUS=NO,MENUBAR=NO,SCROLLBARS=YES,RESIZABLE=YES,WIDTH=" + winWidth + ",HEIGHT=" + winHeight + "'";
	window.open(URL,winName,winAttributes);

}