<asp:RadioButtonList > JS

<asp:RadioButtonList ID="radlDAYINBZ" runat="server" RepeatDirection="Horizontal" RepeatLayout="Flow">
</asp:RadioButtonList>

判断是否选中

if ($('input:radio[name="radlDAYINBZ"]:checked').val() == undefined) {
                top.$.messager.alert('提示信息', '请选择【筛查类型】！', 'info');
                return false;
 }

if ($('input:radio[name="radlSHAICHAJG"]:checked').val() == undefined) {
                top.$.messager.alert('提示信息', '请选择【筛查结果】！', 'info');
                return false;
 }


//禁用RadioButtonList
function setRadioButtonListJy() {
            document.getElementById("radlT21_STSCJG").disabled = true;
            document.getElementById("radlT18_STSCJG").disabled = true;
            document.getElementById("radlT13_STSCJG").disabled = true;
            document.getElementById("radlONTD_SCJG").disabled = true;
        }

//启用RadioButtonList 根据条件;否则禁用并清空
        function setRadioButtonListQy() {
            if ($('#txtT21_RISK_GTL').val().length >= 1) {
                document.getElementById("radlT21_STSCJG").disabled = false;
            } else {
                document.getElementById("radlT21_STSCJG").disabled = true;
                for (var i = 1; i < document.all.radlT21_STSCJG.length; i++) {
                    document.all.radlT21_STSCJG[i].checked = false;
                }
            }

            if ($('#txtT18_RISK_GTL').val().length >= 1) {
                document.getElementById("radlT18_STSCJG").disabled = false;
            } else {
                document.getElementById("radlT18_STSCJG").disabled = true;
                for (var i = 1; i < document.all.radlT18_STSCJG.length; i++) {
                    document.all.radlT18_STSCJG[i].checked = false;
                }
            }

            if ($('#txtT13_RISK_GTL').val().length >= 1) {
                document.getElementById("radlT13_STSCJG").disabled = false;
            } else {
                document.getElementById("radlT13_STSCJG").disabled = true;
                for (var i = 1; i < document.all.radlT13_STSCJG.length; i++) {
                    document.all.radlT13_STSCJG[i].checked = false;
                }
            }

            if ($('#txtNTD_RISK').val().length >= 1) {
                document.getElementById("radlONTD_SCJG").disabled = false;
            } else {
                document.getElementById("radlONTD_SCJG").disabled = true;
                for (var i = 1; i < document.all.radlONTD_SCJG.length; i++) {
                    document.all.radlONTD_SCJG[i].checked = false;
                }
            }

        }