Zebra stripe a table or a list.

zebrafy.js

$.fn.zebrafy = function(){
  if($(this).get(0) != null){
  
    var $im_a = $(this).get(0).tagName.toLowerCase();
    var $stripe_element;
    if($im_a == "table") {
      $stripe_element = "tr"
    } else {
      $stripe_element = "li"
    };
    $(this).addClass("zebrafied").find($stripe_element + ":visible:odd").addClass("odd");
    $($stripe_element).hover(
      function () {
        $(this).addClass("hover");
      }, 
      function () {
        $(this).removeClass("hover");
      }
    );
  };
};