var subDir = '';

function listen(imgElm, offSrc, onSrc) {
  // listen for rollovers
  try {
    if (typeof imgElm != 'undefined') {
      if (imgElm.addEventListener) {
        imgElm.addEventListener('mouseover', function (e) {imgElm.src = onSrc;}, false);
        imgElm.addEventListener('mouseout', function (e) {imgElm.src = offSrc;}, false);
      } else if (imgElm.attachEvent) {
        imgElm.attachEvent('onmouseover', function (e) {imgElm.src = onSrc;});
        imgElm.attachEvent('onmouseout', function (e) {imgElm.src = offSrc;});
      } else if (imgElm.onload) {
        imgElm.onmouseover = function (e) {imgElm.src = onSrc;};
        imgElm.onmouseout = function (e) {imgElm.src = offSrc;};
      }

      // also preload rollover image
      var tmpImg = new Image();
      tmpImg.src = onSrc;
    }
  } catch (err) {
  }
}

function init(e) {
  var imgDir = subDir + '/images/header/';
  listen(document.getElementById('sImg'), imgDir + 'search0.gif', imgDir + 'search1.gif');
  listen(document.getElementById('clickHere'), imgDir + 'clickHere0.gif', imgDir + 'clickHere1.gif');
  listen(document.getElementById('ourAttorneys'), imgDir + 'ourAttorneys0.gif', imgDir + 'ourAttorneys1.gif');
  listen(document.getElementById('aboutHKQ'), imgDir + 'aboutHKQ0.gif', imgDir + 'aboutHKQ1.gif');
  listen(document.getElementById('verdictsSettlements'), imgDir + 'verdictsSettlements0.gif', imgDir + 'verdictsSettlements1.gif');
  listen(document.getElementById('legalFAQ'), imgDir + 'legalFAQ0.gif', imgDir + 'legalFAQ1.gif');
  listen(document.getElementById('hkqKids'), imgDir + 'hkqKids0.gif', imgDir + 'hkqKids1.gif');
  listen(document.getElementById('contact'), imgDir + 'contact0.gif', imgDir + 'contact1.gif');
  imgDir = subDir + '/images/leftMenu/';
  listen(document.getElementById('personalInjury'), imgDir + 'personalInjury0.gif', imgDir + 'personalInjury1.gif');
  listen(document.getElementById('commCorp'), imgDir + 'commCorp0.gif', imgDir + 'commCorp1.gif');
  listen(document.getElementById('personalLegal'), imgDir + 'personalLegal0.gif', imgDir + 'personalLegal1.gif');
  listen(document.getElementById('whatsNewAtHKQ'), imgDir + 'whatsNewAtHKQ0.gif', imgDir + 'whatsNewAtHKQ1.gif');
  listen(document.getElementById('mediaCenterHead'), imgDir + 'mediaCenterHeadline0.gif', imgDir + 'mediaCenterHeadline1.gif');
  listen(document.getElementById('verdictsAndSettlements'), imgDir + 'verdictsAndSettlements0.gif', imgDir + 'verdictsAndSettlements1.gif');
  listen(document.getElementById('newsathkq'), imgDir + 'newsathkq0.gif', imgDir + 'newsathkq1.gif');
  listen(document.getElementById('mediaCenter'), imgDir + 'mediaCenter0.gif', imgDir + 'mediaCenter1.gif');
  listen(document.getElementById('hkqKidsBig'), imgDir + 'hkqKidsBig0.gif', imgDir + 'hkqKidsBig1.gif');
  listen(document.getElementById('hkqKidsSideMenu'), imgDir + 'hkqKidsSideMenu0.gif', imgDir + 'hkqKidsSideMenu1.gif');
}

function openLink(lnk) {
  var newWin = window.open(lnk, '_blank', '');
}

if (window.addEventListener) {
  window.addEventListener('load', init, false);
} else if (window.attachEvent) {
  window.attachEvent('onload', init);
} else if (window.onload) {
  window.onload = init;
}