Bookmarklet to handle selected text or a pop-up http://www.chrishitchcock.com/post/54347818467/bookmarklet-to-handle-selected-text-or-a-pop-up

js_bookmarklet_selectedtext_or_popup

(function(){
  var idToSearch=window.getSelection ?
    window.getSelection().toString() : 
    document.selection.createRange().text;
  
  if (idToSearch=== "") {
    t = prompt("Enter  ID","");
  }
  
  if (idToSearch) {
    window.location='https://someurl.com/page.html?id='+idToSearch;
  }

})();