1 function Sys$UI$Control$addCssClass(className) {
4 var e = Function._validateParams(arguments, [
5 {name: "className", type: String}
6 ]);
7 if (e) throw e;
8 if (!this._element) throw Error.invalidOperation(Sys.Res.cantBeCalledAfterDispose);
9 Sys.UI.DomElement.addCssClass(this._element, className);
10 }