window.addEvent('domready', function(){
	var lesCheckbox = $$('.fchk input');
	var lesSpanBox = new Array;
	if (lesCheckbox.length>0){
		lesCheckbox.each(function(el,i){
			lesSpanBox[i] = new Element('span',{
				'class'  : 'checkbox',
				'events' : {
					'click': function(){
						if (el.checked){
							el.checked=false;
							lesSpanBox[i].removeClass('selected');
						}
						else{
							el.checked=true;
							lesSpanBox[i].addClass('selected');
						}
					}
				}
			});
			lesSpanBox[i].inject(el, 'before');
			el.setStyle('display','none');
		});
	}
});