browserName = navigator.appName;
browserVer = parseInt(navigator.appVersion);
var version='0';
if (browserName == 'Netscape' && browserVer >= 3 || browserName == 'Microsoft Internet Explorer' && browserVer >= 4) {
	version = 'yes';
}
if (navigator.appName.indexOf('Netscape') == 0) {
	ns = 1; ie = 0;
} else {
	ns = 0; ie = 1; 
}
var docEl = (
               typeof document.compatMode != 'undefined' && 
               document.compatMode        != 'BackCompat'
              )? 'documentElement' : 'body';
var x=0;
var y=0;
document.onmousemove = mouseMove;
if (ns) document.captureEvents(Event.MOUSEMOVE)
function mouseMove(e) {
   	if (ns) {
   		x=e.pageX; y=e.pageY;
   	} else {
   		x=event.x; y=event.y;
   	}
   	if (document.all && !document.captureEvents) {
        x    += document[docEl].scrollLeft;
        y    += document[docEl].scrollTop;
    }
}
function showNote(layername) {
	var argv    = showNote.arguments
  var argc    = showNote.arguments.length
	var setpos  = (argc > 1) ? argv[1] : true
	if (ie) {
		if (document.all[layername].style.visibility=='hidden') {
			document.all[layername].style.visibility='visible';
			if (setpos) {
				document.all[layername].style.left=x+10;
				document.all[layername].style.top=y-10;	
			}
		}
	} else if (ns) {
		if (document.getElementById(layername).style.visibility=='hidden') {
			document.getElementById(layername).style.visibility='visible';
			if (setpos) {
				document.getElementById(layername).style.left=x+10+'px';
				document.getElementById(layername).style.top=y-10+'px';	
			}
		}
	}
}
function hideLayer(layername) {
	if (ie) {
		document.all[layername].style.visibility='hidden';
	} else if (ns) {
		document.getElementById(layername).style.visibility='hidden';
	}
}