<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<div class="input-group">
<span class="input-group-btn">
<button id="fake-file-button-browse" type="button" class="btn btn-default">
<span class="glyphicon glyphicon-file"></span>
</button>
</span>
<input type="file" id="files-input-upload" style="display:none">
<input type="text" id="fake-file-input-name" disabled="disabled" placeholder="File not selected" class="form-control">
<span class="input-group-btn">
<button type="button" class="btn btn-default" disabled="disabled" id="fake-file-button-upload">
<span class="glyphicon glyphicon-upload"></span>
</button>
</span>
</div>
<small class="pull-right">Coded by <a href="http://nonamez.name/en/about" target="_blank">Kiril</a></small>
<script type="text/javascript">
document.getElementById('fake-file-button-browse').addEventListener('click', function() {
document.getElementById('files-input-upload').click();
});
document.getElementById('files-input-upload').addEventListener('change', function() {
document.getElementById('fake-file-input-name').value = this.value;
document.getElementById('fake-file-button-upload').removeAttribute('disabled');
});
</script>