jQuery(document).ready(function(){

jQuery(".niceCheck").mousedown(
/* ??? ????? ?? ???????? ?????? ??? ??? ? ???????? */
function() {

     changeCheck(jQuery(this));

});


jQuery(".niceCheck").each(
/* ??? ???????? ???????? ????? ????????? ????? ???????? ????? ??????? ? ? ???????????? ? ??? ????????? ??? */
function() {

     changeCheckStart(jQuery(this));

});

                                        });

function changeCheck(el)
/*
	??????? ????? ???? ? ???????? ????????
	el - span ????????? ??? ???????? ????????
	input - ???????
*/
{
     var el = el,
          input = el.find("input").eq(0);
   	 if(!input.attr("checked")) {
		el.css("background-position","0 0");
		input.attr("checked", true)
	} else {
		el.css("background-position","0 -17px");
		input.attr("checked", false)
	}
     return true;
}

function changeCheckStart(el)
/*
	???? ?????????? ??????? checked, ?????? ??? ????????
*/
{
var el = el,
		input = el.find("input").eq(0);
      if(input.attr("checked")) {
		el.css("background-position","0 0");
		}
		else{el.css("background-position","0 -17px");}

     return true;
}