/* file KLEIDER/web/src/kalender/kal_help.js */
/*
  Hervorhebungen in der Hilfe zum Kalender
  2016-01-04 Herbert Schiemann <h.schiemann@herbaer.de>
*/
onload = function () {
   var id;                    // ID des referenzierten Elements
   var r  = /\s+outline\b/ ;
   var f  = /^.*?_(.*)/    ;  // ID-"Filter"
   var e ;                    // referenziertes Element
   var c ;                    // Wert des Attributs class

   var over = function (ev) {
      id  = ev.target.getAttribute("id").match (/^.*?_(.*)/)[1];
      e = document.getElementById (id);
      e.setAttribute ("class", e.getAttribute ("class") + " outline");
   }; // over

   var out = function (ev) {
      id = ev.target.getAttribute("id").match (/^.*?_(.*)/)[1];
      e  = document.getElementById (id);
      c  = e.getAttribute ("class");
      e.setAttribute ("class", c.replace (r, ""));
   }; // out

    var i;
    var s = document.getElementsByTagName ("span");
    for (i = 0; i < s.length; ++i) {
        if (s[i].getAttribute ("class") == "oll") {
            s[i].addEventListener ("mouseover", over, false);
            s[i].addEventListener ("mouseout",  out,  false);
        }
    }
};
/* end of file KLEIDER/web/src/kalender/kal_help.js */