CODE EXAMPLE FOR JAVASCRIPT

createTextRange code example

function selectText(areaId) {
    if (document.selection) {
      var range = document.body.createTextRange();
      range.moveToElementText(document.getElementById(areaId));
      range.select();
    } else if (window.getSelection) {
      var range = document.createRange();
      range.selectNode(document.getElementById(areaId));
      window.getSelection().removeAllRanges();
      window.getSelection().addRange(range);
    }
  }