(function ($){ 
$.fn.queueFn = function (c){ 
var b, d, a = Array.prototype.slice.call(arguments, 1); 
if (typeof c === "boolean") { 
if (c) { 
d = this; 
b = _AN_Read_length("length", this); 
} 
c = a.shift(); 
} 
c = $.isFunction(c)? c: $.fn[c]; 
return this.queue(function (){ 
!--b && c.apply(d || this, a); 
$.dequeue(this); 
} 
); 
} 
; 
} 
)(jQuery);