日期:2014-05-16 浏览次数:20508 次
document.getElementById("div"+i).style.display = "block";
function yc_xs(o) { var btn = o.value; ////var j = o.j; var j = o.getAttribute('j'); ////////// if (btn == "显示答案") { document.getElementById(o.id).value = "隐藏答案"; document.getElementById("div" + j).style.display = "block"; } else { document.getElementById(o.id).value = "显示答案"; document.getElementById("div" + j).style.display = "none"; } }