Javascript：如何在Window.Blur()事件上创建事件监听器？
解决方法
window.onblur = function() {
//say goodbye
};
在大多数浏览器中,窗口上都有According to quirksmode onfocus和onblur.
window.onblur = function() {
//say goodbye
};
在大多数浏览器中,窗口上都有According to quirksmode onfocus和onblur.
