JSFiddle - React, Tailwind, and code Playground

HTML

<input type="button" id="AddToList" value="Click Me" /><br/>

JavaScript

var PersonnelSelectorListBox,
    PersonnelSelectorDiv;

function AddListItems() {
    for(var i = 1; i <= 3; i++){
        $('<option />').text('Item ' + i).appendTo(PersonnelSelectorListBox);
    }
}

PersonnelSelectorDiv = $("<div>").css({
    position: "relative", 
    display: 'block', 
    top: 20,
    zIndex: 2
});

$("#AddToList").after(PersonnelSelectorDiv);

$("#AddToList").click(function() {
    //alert("click");
    AddListItems();
});

PersonnelSelectorListBox = $("<select id=\"PLB\" size=\"15\">").attr({
    size: 15, 
    id: 'PLB'
}).width(200);

PersonnelSelectorDiv.append(PersonnelSelectorListBox);