/* ******************************************************************
 * externe JavaScript-Datei, 13.01.2010
 *
 * EpplerFenster GmbH & Co.KG
 * www.epplerfenster.de
 * 
 * Bedios eBusiness Solutions, www.bedios.de
 * Kompetent. Flexibel. Persönlich.
 * ******************************************************************/


  function getWindowHeight() {
    var windowHeight = 0;
    if (typeof(window.innerHeight) == 'number') {
      windowHeight = window.innerHeight;
    } else {
      if (document.documentElement && document.documentElement.clientHeight) {
        windowHeight = document.documentElement.clientHeight;
      } else {
        if (document.body && document.body.clientHeight) {
          windowHeight = document.body.clientHeight;
        }
      }
    }
    return windowHeight;
  }

  function setFooter() {
    if (document.getElementById) {
      var windowHeight = getWindowHeight();
      if (windowHeight >0) {
        var contentHeight = document.getElementById('container').offsetHeight;
        var footerElement = document.getElementById('footer');
        var footerHeight = footerElement.offsetHeight;
        if (windowHeight - (contentHeight + footerHeight) >= 0) {
          footerElement.style.position = 'relative';
          footerElement.style.top = (windowHeight - (contentHeight + footerHeight)) + 'px';
        } else {
          footerElement.style.position = 'static';
        }
      }
    }
  }

  window.onload = function() {
    setFooter();
  }

  window.onresize = function() {
    setFooter();
  }