var agt=navigator.userAgent.toLowerCase();
    var is_major = parseInt(navigator.appVersion);
    var is_minor = parseFloat(navigator.appVersion);
    var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1)
                && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1)
                && (agt.indexOf('webtv')==-1) && (agt.indexOf('hotjava')==-1));
    var is_ie     = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));
    var is_opera = (agt.indexOf("opera") != -1);
	var IE = document.all?true:false;
	var tempX = 0,tempX2 = 0;
	var tempY = 0,tempY2 = 0;
	var temp_obj='';
	var overlib_on=0;
	var run_nm=0;
function MouseMove(e) {
  if(overlib_on == 0)return false;
  if (IE) { tempX2 = event.clientX + document.body.scrollLeft;	tempY2 = event.clientY + document.body.scrollTop; } 
  else {  tempX2 = e.pageX;	tempY2 = e.pageY; }
}
document.onmousemove=MouseMove;
function overlib(s,wm,hm)
{
	if(s && overlib_on == 1)
	{
		overlib_on = 1;
		if(typeof wm=='undefined')var wm=0;
		if(typeof hm=='undefined')var hm=0;
		var over_div=document.getElementById('overlib');
		wm=parseInt(wm);hm=parseInt(hm);
		if(is_ie || is_opera)
		{
			MouseMove();
			over_div.style.left=(tempX2+wm);
			over_div.style.top=(tempY2+13+hm);
		}
		else
		{
			document.onmousemove = MouseMove;
			over_div.style.left=(tempX2+wm);
			over_div.style.top=(tempY2+13+hm);
		}
		over_div.innerHTML=s;
		if(run_nm != 0)over_div.style.display='block';
		run_nm = 1;
	}
	else if(s && overlib_on == 0)
	{
		overlib_on = 1;
		if (typeof wm == 'undefined')wm=0;if (typeof hm == 'undefined')hm=0;
		run_nm = 0;
		overlib(s,wm,hm);
	}
	else if (typeof s == 'undefined')
	{
		overlib_on = 0;
		run_nm = 0;
		document.getElementById('overlib').style.display='none';
	}
}
function nd()
{
	return overlib();
}