Backtick - Add to Kippt it command

command.js

(function(){
  var w=window.open('https://kippt.com/extensions/new/?url='+encodeURIComponent(document.location.href)+'&title='+encodeURIComponent(document.title)+'&source=bp1&notes='+encodeURIComponent(''+(window.getSelection?window.getSelection():document.getSelection?document.getSelection():document.selection.createRange().text)),'kippt','width=400,height=245,location=0,links=0,scrollbars=0,toolbar=0'); 
  if(w) {
    setTimeout(function() {w.focus()}, 100);
  } else {
    alert('It seems that you have a popup blocker. Please, hold the CTRL-key and try again.')
  }
})();

command.json

{
  "name": "Add to Kippt",
  "description": "Kippt - Add to Kippt Command.",
  "icon": "http://blog.kippt.com/img/kippt-logo-86.png",
  "link": "http://kippt.com"
}