单选按钮我的只能选中不能取消选中这是为什么
//单选选中
function radioOne(cb,name){
var obj = document.getElementsByName("radio_"+name);
for (i=0; i<obj.length; i++){
if (obj[i]!=cb)
{
obj[i].checked = false;
dzdxgck("tb_jdp","val","1",obj[i].id);
}
else {
obj[i].checked = true;
dzdxgck("tb_jdp","val","0",obj[i].id);
}
}
}
bz+="<td> <input type='radio' id='"+data[i].CODE+"' "+xz+" onclick='radioOne(this,\""+data[i].CODE+"\");' name='radio_"+data[i].CODE+"'/>"+data[i].TITLE+"</td>