Mirrors the input of an textfield, identified by id

readme.txt

1. Include the code between your head tags after your jquery-include
2. Give your input field u want to mirror an id
      example: <input type="text" id="registration-firstname" class="mirror-value" />
3. Give the element in that you want to mirror an class name composed of the input-mirror-field and the appendix -mirror 
      example: <span class="registration-firstname-mirror"></span>
4. Initialize the plugin:
      example: jQuery('.mirror-value').mirrorValue(); 

jquery.mirrorvalue.js

/**
 * @author Karina Mies
 * @description Mirrors the input of an textfield, identified by id
 */
jQuery.fn.mirrorValue = function(){
  return this.each(function(){
    var lCurrentText, lId, lMirrorClass; 
    jQuery(this).keyup(function(e) {
      lId = '#'+jQuery(this).attr('id');
      lMirrorClass = '.'+jQuery(this).attr('id')+'-mirror';
      lCurrentText = jQuery(lId).val();
      jQuery(lMirrorClass).text(lCurrentText);
    });
  });
};