【jquery的setTimeOut定时器使用】

<!-- 去掉必填提示 -->
<script type="text/javascript">
    $(document).ready(function() {
        $("#C_NextButton").click(function(){
            check_license();
        })
    });
    function check_license(){
        //console.log("aa");
        if($("input[name=‘business_licence_pic‘]").val() != "" || $("input[name=‘business_guarantee_pic‘]").val() != ""){
            $("#err_mustUpload").css("display","none");
        }
        if($("input[name=‘IDcard_false_pic‘]").val() != "" && $("input[name=‘IDcard_true_pic‘]").val() != ""){
            $("#err_UpCard").css("display","none");
        }
        if($("input[name=‘IDcard_hand_pic‘]").val() != ""){
            $("#enids").css("display","none");
        }
        setTimeout("check_license()",2000);
    }
</script>