JS - Detect iOS Version

gistfile1.txt

function iOSversion() {
  if (/iP(hone|od|ad)/.test(navigator.platform)) {
    // supports iOS 2.0 and later: <http://bit.ly/TJjs1V>
    var v = (navigator.appVersion).match(/OS (\d+)_(\d+)_?(\d+)?/);
    return [parseInt(v[1], 10), parseInt(v[2], 10), parseInt(v[3] || 0, 10)];
  }
}

var version = iOSversion();

if(version[0] > 5) {
  alert('This is running iOS 6 or later.');
}
else{
  alert('This is running iOS 5 or earlyer.');
}

//FROM
//http://stackoverflow.com/questions/10309650/add-elements-to-the-dom-given-plain-text-html-using-only-pure-javascript-no-jqu