var bV=parseInt(navigator.appVersion);
var NN4=(document.layers) ? true : false;
var IE4=((document.all)&&(bV>=4))?true:false;
var moveFlag=false;

var fntSize=9;                // 訊息框內的字型大小
var tipBgColor="FFF5EE";        // 訊息框的底色
var tipBorderColor="111222";        // 訊息框的邊框顏色
var tipTextColor="000000";        // 訊息框內文字的顏色


function setReload(){
    window.location.reload()
}

function showTip(msg){
    var obj = 'TipBox';

    moveFlag=true;
    if(NN4){
        with (document[obj].document){
            open();
            write('<layer ID=TipBox bgColor=#'+tipBgColor+' style="border:1px solid #'+tipBorderColor+'; font-size:'+fntSize+'pt;"><font color=#'+tipTextColor+' lang="GB2312" face="宋体">'+msg+'</font></layer>');
            close();
        }
        document.layers[obj].visibility = 'visible';
    }else if(IE4){
        IE_MouseMove();
        document.all[obj].innerHTML = msg;
        document.all[obj].style.visibility = 'visible';
    }
}

function hideTip(){
    var obj = 'TipBox';
    moveFlag=false;
    if(NN4){
        if(document.layers[obj] != null) document.layers[obj].visibility = 'hidden';
    }else if(IE4){
        document.all[obj].style.visibility = 'hidden';
    }
}

function IE_MouseMove(){
    if(moveFlag){
        var x = event.x-60;                   // 取得滑鼠指標目前的 x 位置
        var y = event.y+20;                   // 取得滑鼠指標目前的 y 位置

        var objp = document.all.TipBox.style;
        var xx = (document.body.scrollLeft+x);
        var yy = (document.body.scrollTop+y);

        objp.pixelLeft = xx+20;
        objp.pixelTop = yy;
    }
} 

function NN_MouseMove(e){
    if(moveFlag){
        var objp = document.layers.TipBox;
        objp.moveTo(e.x+20, e.y);
    }
}

if(IE4){
    document.write("<DIV ID=TipBox STYLE='position:absolute; visibility: hidden; padding: 0.2em 0.2em 0.2em 0.2em; color: #"+tipTextColor+"; background-color: #"+tipBgColor+"; border:1px solid #"+tipBorderColor+"; font-size: "+fntSize+"pt'></DIV>");
    document.onmousemove = IE_MouseMove;
}else{
    document.write("<DIV ID=TipBox STYLE='position:absolute; visibility: hidden; background-color: #"+tipBgColor+"; border:1px solid #"+tipBorderColor+"; font-size: "+fntSize+"pt'></DIV>");
    document.captureEvents(Event.MOUSEMOVE);
    document.onmousemove = NN_MouseMove;
    setTimeout("window.onresize=setReload",500)
}