//
// Bubblehelp infoboxes, (C) 2002 Klaus Knopper <infobox@knopper.net>
// You can copy/modify and distribute this code under the conditions
// of the GNU GENERAL PUBLIC LICENSE Version 2.
//
// This was adopted by Andreas Tille <tillea@rki.de>
// Firefox - Tooltip position is better (UserAgent lowercase) -> Daniel Schuppelius <info@daniel-schuppelius.de>
var IWIDTH = 200;   // Tip box width
var ns4 = false;    // Are we using Netscape4?
var ie4 = false;    // Are we using Internet Explorer Version 4?
var ie5 = true;     // Are we using Internet Explorer Version 5 and up?
var kon = false;    // Are we using KDE Konqueror?
var x = 0;          // Current help position and main window size
var y = 0;          // Current help position and main window size
var winW = 0;       // Current help position and main window size
var winH = 0;       // Current help position and main window size
var idiv = null;    // Pointer to infodiv container
var px = "px";      // position suffix with "px" in some cases
var ua = navigator.userAgent.toLowerCase();
var txt = ""; // Fehlertext für try catch (MH 2010-05-10)

function isdefined( variable) {
    return (typeof (variable) == "undefined") ? false : true;
}

function nsfix() { setTimeout("window.onresize = rebrowse", 2000); }

function rebrowse() { window.location.reload(); }

function hascss() { return gettip('infodiv') ? true : false }

function infoinit() {
    ns6 = (document.getElementById && !document.all) ? true : false;
    ns4 = (document.layers) ? true : false, ie4 = (document.all) ? true : false;
    ie5 = ((ie4) && ((ua.indexOf('msie 5') != -1) || (ua.indexOf('msie 6') != -1))) ? true : false;
    kon = (ua.indexOf('konqueror') > 0) ? true : false;
    x = 0; y = 0; winW = 800; winH = 600;
    idiv = null;
    document.onmousemove = mousemove;
    if (ns4 && document.captureEvents) document.captureEvents(Event.MOUSEMOVE);
    // Workaround for just another netscape bug: Fix browser confusion on resize
    // obviously conqueror has a similar problem :-(
    if (ns4 || kon) { nsfix() }
    if (ns4) { px = ""; }
}

function untip() {
    if (idiv) idiv.visibility = ns4 ? "hide" : "hidden";
    idiv = null;
}

function gettip(name) { return (document.layers && document.layers[name]) ? document.layers[name] : (document.all && document.all[name] && document.all[name].style) ? document.all[name].style : document[name] ? document[name] : (document.getElementById(name) ? document.getElementById(name).style : 0); }

// Prepare tip boxes, but don't show them yet
function maketip(name, title, bgImage) {
    if (hascss()) document.write('<div id="' + name + '" name="' + name + '" style="height:30px; width:' + IWIDTH + 'px; background-image:url(' + bgImage + '); background-repeat:no-repeat; position:absolute; visibility:hidden; z-index:20; top:0' + px + '; left:0' + px + ';"><table width=' + IWIDTH + ' border=0 cellpadding=2 cellspacing=0><tr><td class="tiptd"><table width="100%" border=0 cellpadding=0 cellspacing=0><tr><th><span class="ptt"><b><font color="#000000">' + title + '</font></b></span></th></tr></table></td></tr></table></div>' + "\n");
}

function tip(name) {
    if (hascss()) {
        if (idiv) untip();
        idiv = gettip(name);

        if (idiv) {
            winW = (window.innerWidth) ? window.innerWidth + window.pageXOffset - 16 : document.body.offsetWidth - 20;
            winH = (window.innerHeight) ? window.innerHeight + window.pageYOffset : document.body.offsetHeight;
            if (x <= 0 || y <= 0) { // konqueror can't get mouse position
                x = (winW - IWIDTH) / 2 + (window.pageXOffset ? window.pageXOffset : 0); y = (winH - 50) / 2 + (window.pageYOffset ? window.pageYOffset : 0); // middle of window
            }
            showtip();
        }
    }
}

function showtip() {
    if (isdefined(x)) {
        idiv.left = (((x + 210) < winW) ? x + 12 : x - 205) + px; idiv.top = (((y + 90) < winH) ? y + 12 : y - 90) + px;
        idiv.visibility = ns4 ? "show" : "visible";
        //  window.status="idiv="+idiv+"X:"+(idiv.left?idiv.left:"NAN")+", Y:"+(idiv.top?idiv.top:"NAN")+", x:"+x+", y:"+y;
    }
}

function mousemove(e) {
    if (e) { x = e.pageX ? e.pageX : e.clientX ? e.clientX : 0; y = e.pageY ? e.pageY : e.clientY ? e.clientY : 0; }
    else if (event) { x = event.clientX; y = event.clientY; }
    else { x = 0; y = 0; }
    if ((ie4 || ie5) && document.documentElement) // Workaround for scroll offset of IE
    {
        x += document.documentElement.scrollLeft;
        y += document.documentElement.scrollTop;
    }
    if (idiv) showtip();
}


try {
    // Initialize after loading the page
    window.onload = infoinit;
}
catch(err)
{
    //Handle errors here
    txt = "Fehler bei window.onload:\n\n";
    txt += err.description + "\n\n";
    alert(txt);
}

// EOF infobox.js