var IE6 = 0;
if (navigator.appVersion.search('MSIE 6') != -1 || navigator.appVersion.search('MSIE 5') != -1) {
  IE6 = 1;
}
function runOnloads() {
  if (IE6) {
    fixPngs();
  }
}

function include(file) {
  var script  = document.createElement('script');
  script.src  = 'style/js/' + file;
  script.type = 'text/javascript';
  document.getElementsByTagName('head').item(0).appendChild(script);
}

if (IE6) {
  include('fix-pngs.js');
}

window.onload = runOnloads;