//功能: 弹出Tip提示框
//

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; 				//提示字体大小
var tipBgColor = "FFFFEE"; 	// 提示框的底色
var tipBorderColor = "294365"; // 提示框的边框颜色
var tipTextColor = "000000"; 	// 提示框內文字的颜色

function ShowTitle(msg) {

    if (msg == "" || msg == null) {
        hideTip();
        return;
    }
    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;           //取得鼠标指针的x坐标
        var y = event.y + 20;          //取得鼠标指针的y坐标

        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; width:230px;  visibility: hidden; padding: 5px 5px 5px 5px; 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;
}
