/* file KLEIDER/web/src/sitestyle/imgview_help.js */
// -*- coding: utf-8 -*-
// Hilfe zur Bilderschau für Mobilgeräte
// 2014-09-24 Herbert Schiemann <h.schiemann@herbaer.de>

// das "Elterndokument", in dem das Dokument zu diesem Skript eingebettet ist.
var pdoc;

function onMouseoverOutlinelink (event) {
    var tg = event.target;
    while (tg && tg.localName != "dt")
        tg = tg.parentNode;
    var mm = tg.getAttribute("id").match (/^.*?_(.*)/);
    var id  = mm[1];
    var elt = pdoc.getElementById (id);
    if (elt)
        elt.setAttribute ("class", elt.getAttribute ("class") + " outline");
}

function onMouseoutOutlinelink (event) {
    var tg = event.target;
    while (tg && tg.localName != "dt")
        tg = tg.parentNode;
    var mm = tg.getAttribute("id").match (/^.*?_(.*)/);
    var id  = mm[1];
    var elt = pdoc.getElementById (id);
    if (elt) {
        var cls = elt.getAttribute ("class");
        elt.setAttribute ("class", cls.replace (/\s+outline\b/, ""));
    }
}

onload = function () {
    pdoc = window.parent.document;
    if (pdoc) {
        var i;
        var elts = document.getElementsByTagName ("dt");
        for (i = 0; i < elts.length; ++i) {
            elts[i].addEventListener ("mouseover", onMouseoverOutlinelink, false);
            elts[i].addEventListener ("mouseout",  onMouseoutOutlinelink,  false);
        }
    }
};
/* end of file KLEIDER/web/src/sitestyle/imgview_help.js */