yet another jquery yellow-fade

jQuery.highlight.js

jQuery.fn.extend({ 
  highlight: function(newColor, originalColor) {
    newColor = 'yellow';
    if (! originalColor) {
      var coloredElem = this;
      while (!originalColor && originalColor != 'transparent' && coloredElem) {
        originalColor = coloredElem[0].originalColor || coloredElem.css('background-color');
        coloredElem[0].originalColor = originalColor;
        coloredElem = coloredElem.parent();
      }
      originalColor = (originalColor && originalColor != 'transparent') ? originalColor : 'white';
    }
    return this.css({ backgroundColor: newColor }).animate({ backgroundColor: originalColor }, 500);
  }
});