Avoid Bootstrap-select plugin Flickering

by Kyle Mitofsky

HTML

<link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css">
<script src="//netdna.bootstrapcdn.com/bootstrap/3.0.0/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="//netdna.bootstrapcdn.com/font-awesome/3.2.1/css/font-awesome.min.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-select/1.3.5/bootstrap-select.min.js"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-select/1.3.5/bootstrap-select.min.css">
<div id="loader"></div>  

<select class="selectpicker">
    <optgroup label="Picnic">
        <option>Mustard</option>
        <option>Ketchup</option>
        <option>Relish</option>
    </optgroup>
    <optgroup label="Camping">
        <option>Tent</option>
        <option>Flashlight</option>
        <option>Toilet Paper</option>
    </optgroup>
</select>

<select class="selectpicker">
    <optgroup label="Picnic">
        <option>Mustard</option>
        <option>Ketchup</option>
        <option>Relish</option>
    </optgroup>
    <optgroup label="Camping">
        <option>Tent</option>
        <option>Flashlight</option>
        <option>Toilet Paper</option>
    </optgroup>
</select>

<select class="selectpicker">
    <optgroup label="Picnic">
        <option>Mustard</option>
        <option>Ketchup</option>
        <option>Relish</option>
    </optgroup>
    <optgroup label="Camping">
        <option>Tent</option>
        <option>Flashlight</option>
        <option>Toilet Paper</option>
    </optgroup>
</select>

<select class="selectpicker">
    <optgroup label="Picnic">
        <option>Mustard</option>
        <option>Ketchup</option>
        <option>Relish</option>
    </optgroup>
    <optgroup label="Camping">
        <option>Tent</option>
        <option>Flashlight</option>
        <option>Toilet Paper</option>
    </optgroup>
</select>
















<!-- Post Info -->
<div style='position:fixed;bottom:0;left:0;    
           ...

CSS

.selectpicker {
    width: 220px;
    height:34px;
    margin-bottom: 10px;
}

#loader {
    position: fixed;
    left: 0px;
    top: 0px;
    width: 100%;
    height: 100%;
    z-index: 9999;
    background: url('http://i.imgur.com/Cn9MC39.gif') 50% 50% no-repeat grey;
}

JavaScript

setTimeout(function() {    
    $(".selectpicker").selectpicker();
    $("#loader").fadeOut("slow");
    }, 500);