$(document).ready(function(){

$(".niceCheck").live("mousedown", 

function() {

	 changeCheck(jQuery(this));
	 
});


$(".niceCheck").each(

function() {
	 
	 changeCheckStart($(this));
	 
});

										});

function changeCheck(el)

{
	 var el = el,
		  input = el.find("input").eq(0);
	 if(!input.attr("checked")) {
		el.css("background-position","0 -14px");	
		input.attr("checked", true)
	} else {
		el.css("background-position","0 0");	
		input.attr("checked", false)
	}
	 return true;
}

function changeCheckStart(el)

{
var el = el,
		input = el.find("input").eq(0);
	  if(input.attr("checked")) {
		el.css("background-position","0 -14px");	
		}
	 return true;
}