javascript 隐藏/显示指定的区域附HTML元素【legend】用法
javascript code: 代码 实现代码如下: function expandOther(el, el2) { whichEl = document.getElementById(el) button = document.getElementById(el2) if (whichEl.st
javascript code: 代码 实现代码如下: function expandOther(el, el2) { whichEl = document.getElementById(el) button = document.getElementById(el2) if (whichEl.st