/* DHTML-Bibliothek */

var DHTML = false, DOM = false, MSIE4 = false, NS4 = false, OP = false;

if (document.getElementById)
{
    DHTML = true;
    DOM = true;
}
else
{
    if (document.all)
    {
        DHTML = true;
        MSIE4 = true;
    }
    else
    {
        if (document.layers)
        {
            DHTML = true;
            NS4 = true;
        }
    }
}
if (window.opera)
{
    OP = true;
}

function getElement (Mode, Identifier, ElementNumber)
{
    var Element, ElementList;
    if (DOM)
    {
        if (Mode.toLowerCase() == "id")
        {
            Element = document.getElementById(Identifier);
            if (!Element)
            {
                Element = false;
            }
            return Element;
        }
        if (Mode.toLowerCase() == "name")
        {
            ElementList = document.getElementsByName(Identifier);
            Element = ElementList[ElementNumber];
            if (!Element)
            {
                Element = false;
            }
            return Element;
        }
        if (Mode.toLowerCase() == "tagname")
        {
            ElementList = document.getElementsByTagName(Identifier);
            Element = ElementList[ElementNumber];
            if (!Element)
            {
                Element = false;
            }
            return Element;
        }
        return false;
    }
    if (MSIE4)
    {
        if (Mode.toLowerCase() == "id" || Mode.toLowerCase() == "name")
        {
            Element = document.all(Identifier);
            if (!Element)
            {
                Element = false;
            }
            return Element;
        }
        if (Mode.toLowerCase() == "tagname")
        {
            ElementList = document.all.tags(Identifier);
            Element = ElementList[ElementNumber];
            if (!Element)
            {
                Element = false;
            }
            return Element;
        }
        return false;
    }
    if (NS4)
    {
        if (Mode.toLowerCase() == "id" || Mode.toLowerCase() == "name")
        {
            Element = document[Identifier];
            if (!Element)
            {
                Element = document.anchors[Identifier];
            }
            if (!Element)
            {
                Element = false;
            }
            return Element;
        }
        if (Mode.toLowerCase() == "layerindex")
        {
            Element = document.layers[Identifier];
            if (!Element)
            {
                Element = false;
            }
            return Element;
        }
        return false;
    }
    return false;
}

function getAttribute (Mode, Identifier, ElementNumber, AttributeName)
{
    var Attribute;
    var Element = getElement(Mode, Identifier, ElementNumber);
    if (!Element)
    {
        return false;
    }
    if (DOM || MSIE4)
    {
        Attribute = Element.getAttribute(AttributeName);
        return Attribute;
    }
    if (NS4)
    {
        Attribute = Element[AttributeName]
        if (!Attribute)
        {
            Attribute = false;
        }
        return Attribute;
    }
    return false;
}

function getContent (Mode, Identifier, ElementNumber)
{
    var Content;
    var Element = getElement(Mode, Identifier, ElementNumber);
    if (!Element)
    {
        return false;
    }
    if (DOM && Element.firstChild)
    {
        if (Element.firstChild.nodeType == 3)
        {
            Content = Element.firstChild.nodeValue;
        }
        else
        {
            Content = "";
        }
        return Content;
    }
    if (MSIE4)
    {
        Content = Element.innerText;
        return Content;
    }
    return false;
}

function setContent (Mode, Identifier, ElementNumber, Text)
{
    var Element = getElement(Mode, Identifier, ElementNumber);
    if (!Element)
    {
        return false;
    }
    if (DOM && Element.firstChild)
    {
        Element.firstChild.nodeValue = Text;
        return true;
    }
    if (MSIE4)
    {
        Element.innerText = Text;
        return true;
    }
    if (NS4)
    {
        Element.document.open();
        Element.document.write(Text);
        Element.document.close();
        return true;
    }
}

x_offset = 210;
y_offset = 195;

function ShowDiv(id)
{
    DivID = getElement('id', id, null);
    DivID.style.display = "block";
}

function xy(evt)
{
    x_ein = (document.all) ? window.event.x + x_offset : evt.pageX;
    y_ein = (document.all) ? window.event.y + y_offset : evt.pageY;
    DivId.style.left = (x_ein - 13) + 'px';
    DivId.style.top = (y_ein - 13) + 'px';
//    DivID.style.display = "block";
    document.onmousemove = out;
}

function out(evt)
{
    x_aus = (document.all) ? window.event.x + document.body.scrollLeft + x_offset : evt.pageX;
    y_aus = (document.all) ? window.event.y + document.body.scrollTop + y_offset : evt.pageY;
    links = parseInt(DivId.style.left);
    oben = parseInt(DivId.style.top);
    rechts = links + DivId.offsetWidth + 23;
    if (document.all) {
        rechts = rechts + x_offset;
    }
    unten = oben + DivId.offsetHeight + 23;
    if (document.all) {
        unten = unten + y_offset;
    }
    if ((x_aus < links) || (y_aus < oben) || (x_aus > rechts) || (y_aus > unten)) {
        DivID.style.display = "none";
        document.onmousemove = xy;
    }
    if ((x_aus < x_ein) || (y_aus < y_ein)) {
        document.onmousemove = xy;
    }
}

function ZeigeDiv(text,id)
{
    setContent('id',id,null,text);
}