Fancy File Inputs.js

var SITE = SITE || {};

SITE.fileInputs = function() {
  var $this = $(this),
      $val = $this.val(),
      valArray = $val.split('\\'),
      newVal = valArray[valArray.length-1],
      $button = $this.siblings('.button'),
      $fakeFile = $this.siblings('.file-holder');
  if(newVal !== '') {
    $button.text('Photo Chosen');
    if($fakeFile.length === 0) {
      $button.after('<span class="file-holder">' + newVal + '</span>');
    } else {
      $fakeFile.text(newVal);
    }
  }
};

$(document).ready(function() {
  $('.file-wrapper input[type=file]').bind('change focus click', SITE.fileInputs);
});

Markup.htm

<span class="file-wrapper">
  <input type="file" name="photo" id="photo" />
  <span class="button">Choose a Photo</span>
</span>

Style.css

.file-wrapper {
  cursor: pointer;
  display: inline-block;
  overflow: hidden;
  position: relative;
}
.file-wrapper input {
  cursor: pointer;
  font-size: 100px;
  height: 100%;
  filter: alpha(opacity=1);
  -moz-opacity: 0.01;
  opacity: 0.01;
  position: absolute;
  right: 0;
  top: 0;
}
.file-wrapper .button {
  background: #79130e;
  -moz-border-radius: 5px;
  -webkit-border-radius: 5px;
  border-radius: 5px;
  color: #fff;
  cursor: pointer;
  display: inline-block;
  font-size: 11px;
  font-weight: bold;
  margin-right: 5px;
  padding: 4px 18px;
  text-transform: uppercase;
}