raido 选中后点击再取消

<input type='radio' name='onlyConnectRadio' onmouseover='mo(this)' onclick='ck(this)'/>

<input type='radio' name='onlyConnectRadio' onmouseover='mo(this)' onclick='ck(this)'/>

function mo(thisObj) {
    if ($(thisObj).is(':checked')) {
        $(thisObj).attr("select","true");
        console.log("select")
    }else {
        $(thisObj).removeAttr("select");
        console.log("not")
    }
}
function ck(thisObj) {
    if ($(thisObj).is(':checked') &&  $(thisObj).attr("select") == "true") {
        $(thisObj).removeAttr("checked");
    }
    mo(thisObj);
}