// Copyright (c) 2003-2004 by UriSoft


var dom = (document.getElementById) ? true : false;
var nn4 = (document.layers) ? true : false;
var ie = (document.all) ? true : false;
var ie4 = (!dom && ie) ? true : false;
var moz = (dom && (navigator.appName=="Netscape")) ? true : false;
var opr = (dom && window.opera) ? true : false;
var op7 = (opr && (navigator.userAgent.indexOf("Opera 7") > 0 || navigator.userAgent.indexOf("Opera/7") >= 0)) ? true : false;

var hintsObj = null;


// Netscape, Mozilla and Opera
function moveHintsN(e) {

    if (hintsObj == null) return;

    if (nn4) {
        xoff = e.pageX + 10;
        if (document.body.clientWidth < (xoff + 300)) {
// align to right border of window
//            xoff = document.body.clientWidth - 300;
// revert align to mouse
            xoff -= 310;
        }
        document.layers['hints'].left = xoff;
        document.layers['hints'].top = e.pageY + 10;
        document.layers['hints'].visibility = "show"
    } else if (moz || op7) {

        xoff = window.pageXOffset + e.clientX + 10;
        if (document.body.clientWidth < (xoff + 300)) {
// align to right border of window
//            xoff = document.body.clientWidth - 300;
// revert align to mouse
            xoff -= 310;
        }
        document.getElementById('hints').style.left = xoff + "px";
        document.getElementById('hints').style.top = window.pageYOffset + e.clientY + 10 + "px";
        document.getElementById('hints').style.visibility = "visible";
    }
}

function hideHintsN(e) {

    if (hintsObj == null) return;
    document.releaseEvents(Event.MOUSEMOVE);
    document.releaseEvents(Event.MOUSEOUT);
    document.onmousemove = null;
    document.onmouseout = null;
       if (nn4) {
        document.layers['hints'].visibility = "hide";
        document.layers['hints'].left = 0;
        document.layers['hints'].top = 0;
    } else if (moz || op7) document.getElementById('hints').style.visibility = "hidden";
    hintsObj = null;
}


// IE
function moveHints() {

    if (opr || moz || nn4 || (hintsObj == null)) return;

    xoff = 0;
    yoff = 0;
    if (dom || ie) {
        if (dom) q = document.getElementById(hintsObj);
        else q = document.all[hintsObj];
        while (q) {
            xoff += q.offsetLeft;
            yoff += q.offsetTop;
            q = q.offsetParent;
        }
        xoff += window.event.offsetX + 10;
        yoff += window.event.offsetY + 5;
    }

    if (document.body.clientWidth < (xoff + 300)) {
// align to right border of window
//        xoff = document.body.clientWidth - 300;
// revert align to mouse
        xoff -= 320;
    }

    if (dom) {
        document.getElementById('hints').style.left = xoff;
        document.getElementById('hints').style.top = yoff;
    } else if (ie4) {
        document.all['hints'].style.left = xoff;
        document.all['hints'].style.top = yoff;
    }
}

function hideHints() {

    if (opr || moz || nn4 || (hintsObj == null)) return;

    if (dom) document.getElementById('hints').style.visibility = "hidden";
        else if (ie4) document.all['hints'].style.visibility = "hidden";
    hintsObj = null;
}


// ALL
function showHints(obj,head,text) {

    if ((opr && !op7) || (text == "")) return;

    contents = "<table border=\'0\' cellspacing=\'0\' class=\'hintshead\'><tr><td style=\'padding:1px\'><b>" + head + "</b></td></tr><tr><td style=\'padding:0px\'><table border=\'0\' cellspacing=\'0\' class=\'hintstext\'><tr><td style=\'padding:3px\'>" + text + "</td></tr></table></td></tr></table>";

    hintsObj = obj;
    if (dom) document.getElementById('hints').innerHTML = contents;
    else if (nn4) {
            document.layers['hints'].document.open();
            document.layers['hints'].document.write(contents);
            document.layers['hints'].document.close();
        }
    else if (ie4) document.all['hints'].innerHTML = contents;

    // for Netscape, Mozilla and Opera
    if (nn4 || moz || op7) {
        document.captureEvents(Event.MOUSEMOVE);
        document.captureEvents(Event.MOUSEOUT);
        document.onmousemove = moveHintsN;
        document.onmouseout = hideHintsN;
        return;
    }
    // for IE
    if (dom || ie) {
        moveHints();
        if (dom) document.getElementById('hints').style.visibility = "visible";
            else if (ie4) document.all['hints'].style.visibility = "visible";
    }
}