var text = document.getElementById("user").value;
    var li = document.createElement('div');
    li.innerHTML='<li id="' + text + '">'+ text + "<input type='button' id='delete' value='Del'></input></li>"; //define text as id

    document.getElementById("ul").appendChild(li);
    document.getElementById("delete").onclick = function() {myFunction()};

    function myFunction() {

        //console.log("delete");


    }