Html:
<input id='timesingle1' name="singleInput" type="checkbox" checked="true" />
jq:
if($(".timeListsingle input",parent.document).is(':checked')){//如果选中
$(".timeListBox>span",parent.document).remove();
$(".timeListBox",parent.document).append(span);
}else{
window.parent.disable("#dlbjfxSelect");
$(".timeListBox",parent.document).append(span);
}