摘要：
js的this的作用域一直是很头疼的问题，稍有不慎就会undefined或出错.<input type="button" value="百度一下" id="bt"/><SCRIPT LANGUAGE="JavaScript"><!--/*// The .bind method from Prototype.jsFunction.prototype.bind = function(){ var fn = this, args = Array.prototype.slice.call(ar 阅读全文