Edit in JSFiddle

var some_function = function() {
  alert("hello");
}

$("#somediv button").click(function(e) {

  $("#someotherdiv").append("<p>nasty inline " + $('#userinput').val() + " html</p>");

  some_function();

});

<div id='somediv'>
  <input type="text" id="userinput">
  <button>clickme</button>
  <div id="someotherdiv"></div>
</div>