if (navigator.appName == "Netscape") {
	br="ns";
}
ver = navigator.appVersion.substring(0,1);

function rollOn(obj,lyr) {
    if (document.layers) {
		lyr = document.layers[lyr];
		lyr.position='absolute';
		lyr.left = 30;
		lyr.top = 5;
		lyr.visibility = 'visible';
    } else {
    	lyr = document.getElementById(lyr);
		lyr.style.position='absolute';
		lyr.style.left = 30;
		lyr.style.top = 5;
		lyr.style.visibility = 'visible';
		var y = obj.offsetParent.offsetParent.offsetParent.offsetTop;
		y += obj.offsetParent.offsetParent.offsetParent.offsetParent.offsetParent.offsetTop;
		//lyr.style.left = x;
		lyr.style.top = y;
		lyr.style.left = document.body.clientWidth / 3;
    }

}

function rollOut(lyr) {
	if(document.layers) { 		
		lyr = document.layers[lyr];
		lyr.visibility = 'hidden';
	} else {
		lyr = document.getElementById(lyr);
		lyr.style.visibility='hidden';
	}
}