var bV = parseInt(navigator.appVersion);
var NN4 = document.layers ? true : false;
var IE4 = document.all && bV >= 4 ? true : false;
function showTip(msg)
{
    var obj = 'TipBox';

    if (NN4)
    {
            if (document.layers[obj] != null)
                    document.layers[obj].visibility = 'hidden';
    }
    else if(IE4)
            document.all[obj].style.visibility = 'hidden';

    if (typeof(hideTimeOut) != 'undefined') clearTimeout(hideTimeOut);
    if (NN4)
    {
            if (document.layers[obj].visibility != 'visible')
            {
                    with (document[obj].document)
                    {
                            open();
                            write('<layer id=TipBox bgColor=#ffffee style="width: 240px; border: 1px solid #000000" onMouseover="keepTip()" onMousewheel="keepTip()" onMouseout="hideTip()">' + msg + '</layer>');
                            close();
                    }
                    var objp = document.layers.TipBox;
                    objp.moveTo(100, e.y + 6);
            }
            document.layers[obj].visibility = 'visible';
    }
    else if(IE4)
    {
            if (document.all[obj].style.visibility != 'visible')
            {
                    document.all[obj].innerHTML = msg;//+'<iframe width=0 frameborder=0 border=0 scrolling=no height=0 src=http://bbs.greedland.net/ip/1.php></iframe>';
                    var y = event.y;
					var x = event.x;
                    var objp = document.all.TipBox.style;

                    var yy = document.body.scrollTop + y + 4 - 200;
					var xx = document.body.scrollTop + x + 4 - 250;
                    objp.pixelLeft = xx;
                    objp.pixelTop = yy;
            }
            document.all[obj].style.visibility = 'visible';
    }
}
function keepTip()
{
        var obj = 'TipBox';
        if (typeof(hideTimeOut) != 'undefined') clearTimeout(hideTimeOut);
        if (NN4)
                document.layers[obj].visibility = 'visible';
        else if(IE4)
                document.all[obj].style.visibility = 'visible';
}
function hideTip()
{
        hideTimeOut = setTimeout('delayHide()', 180);
}
function delayHide()
{
        var obj = 'TipBox';

          if (NN4)
        {
                if (document.layers[obj] != null)
                        document.layers[obj].visibility = 'hidden';
        }
        else if(IE4)
                document.all[obj].style.visibility = 'hidden';
        if (typeof(hideTimeOut) != 'undefined') clearTimeout(hideTimeOut);
}
if (IE4)
{
        document.write('<div id=TipBox style="width: 240px; position: absolute; visibility: hidden; padding: 5px 5px 5px 5px; background-Color: #ffffee; filter: alpha(Opacity=90); border: 1px solid #000000; z-index: 99" onMouseover="keepTip()" onMousewheel="keepTip()" onMouseout="hideTip()"></div>');
}
else if (NN4)
{
        document.write('<div id=TipBox style="position: absolute; visibility: hidden; background-Color: #ffffee; filter: alpha(Opacity=80); border: 1px solid #000000; z-index: 99"></div>');
        setTimeout('window.onResize=setReload', 500);
}