var agt = navigator.userAgent.toLowerCase();
var appVer = navigator.appVersion.toLowerCase();

function printTitle() {
  var pageTitle = document.getElementsByTagName('title');
  document.write(pageTitle[0].innerHTML);
}

function toggleStyles(){
  var styleToSwitch = document.getElementById('ibStyles');
  var linkNode=document.getElementById('toggleStyleLink');
  var linkText = linkNode.firstChild;

  if(styleToSwitch.href.indexOf('directory') != -1) {
    styleToSwitch.href = stylesDir + 'mainib.css';
    if (linkText.textContent) {linkText.textContent = 'Printable version';}
    linkNode.innerText = 'Printable version';
  } else {
    styleToSwitch.href = stylesDir + 'print_directory.css';
    if (linkText.textContent) {linkText.textContent = 'Graphical version';}
    linkNode.innerText = 'Graphical version';
  }
}

/*
var cssPath='file://Macintosh HD/user.css';if
(!document.userCSS){document.createStyleSheet(cssPath);document.
userCSS=true;}else{i=document.styleSheets.length-1;document.
styleSheets[i].disabled=true;document.userCSS=false}
*/