/**
    *
    * jquery.SwitchClass.js - A jQuery Plugin
    *
    * @version: 0.1
    * @author pedrocorreia.net
    * @date 2010-04-21
    * @projectDescription: Switch/ Replace/ Change an object's class name
    * @requires jquery.js (tested with 1.3.2)
    */
    (function($){
     
    /**
    * Switch element(s) Class Name
    *
    * @author pedrocorreia.net
    *
    * @param Object || Array Selector(s) -> Syntax: [ {elem, old_class, new class}, ... ]
    */
    $.SwitchClass = function (selectors){
    var _selectors = [], //our selectors array container, it will hold all our objects
     
    /**
    * Switch Class
    *
    * @private
    * @param Jquery Object
    * @param String Old Class Name
    * @param String New Class Name
    */
    _Switch = function(o, oldClass, newClass){
    if(o && oldClass && newClass && o.hasClass(oldClass)){
    o.removeClass(oldClass).addClass(newClass);
    }
    };
     
    //check if we have an object or an array of objects,
    //the "selectors" will always be in an array, even if we
    //specify an Object, this will be added to our selectors Array
    if($.isArray(selectors)){ _selectors = selectors; }
    else{ _selectors.push(selectors); }
     
    //do we have any elements in our, selectors, array?
    if (_selectors.length === 0) { return; }
     
    //iterate over selectors Array
    $.each(_selectors, function(idx, selector){
    _Switch($(selector.elem), selector.old_class, selector.new_class);
    });
    };
     
    /**
    * Switch element(s) Class Name
    * jQuery custom function
    *
    * @author pedrocorreia.net
    *
    * @param String Old Class Name
    * @param String New Class Name
    * @extends jQuery
    */
    $.fn.SwitchClass = function(old_class, new_class){
    return this.each(function(){
    $.SwitchClass({elem: this, old_class: old_class, new_class: new_class});
    });
    };
     
    })(jQuery);