;(function($) {
 
    $.pluginName = function(el, options) {
 
        var defaults = {
            propertyName: 'value',
            onSomeEvent: function() {}
        },
 
        plugin = this;
 
        plugin.settings = {};
 
        var init = function() {
            plugin.settings = $.extend({}, defaults, options);
            plugin.el = el;
            plugin.$el = $(el);
            // code goes here
        };
 
        plugin.fooPublicMethod = function() {
            // code goes here
        };
 
        var fooPrivateMethod = function() {
            // code goes here
        };
 
        init();
 
    }
 
})(jQuery);
 
 
// Uages
 
 
$(document).ready(function() {
 
   // create a new instance of the plugin
   var myplugin = new $.pluginName($('#element'), {option: "value"});
 
   // call a public method
   myplugin.fooPublicMethod();
 
   // get the value of a public property
   myplugin.settings.property;
 
});