var $= function (id) {
return "string" == typeof id ? document.getElementById(id) : id;
};
转载于:https://www.cnblogs.com/xcj26/archive/2011/09/21/2184491.html
var $= function (id) {
return "string" == typeof id ? document.getElementById(id) : id;
};
转载于:https://www.cnblogs.com/xcj26/archive/2011/09/21/2184491.html