Checkbox单选Js

function Checkone(object) {
            var txt_c = document.getElementById("txt" + object.id.replace("CkClass", ""));
            txt_c.style.border = '1px solid #8FCDEA';
            txt_c.readOnly = false;
            var cbl_s = document.getElementsByTagName("input");
            var CkName = "";
            for (var i = 0; i < cbl_s.length; i++) {
                if (cbl_s[i].id.indexOf("CkClass") != -1) {
                    if (cbl_s[i].id != object.id) {
                        cbl_s[i].checked = false;
                        var txt_s = document.getElementById("txt" + cbl_s[i].id.replace("CkClass", ""));
                        txt_s.style.border = '';
                        txt_s.readOnly = true;
                        txt_s.value = "";
                    }
                }
            }

          
        }