js 根据浏览器添加 load/onload 事件

[quote]firefox中是load，ie中是onload[/quote]

//添加监听
if (window.addEventListener) {// firefox
    window.addEventListener('load', correctPNG, false);
} else if (window.attachEvent) //ie
    window.attachEvent('onload', correctPNG);
else{
    window.onload = correctPNG;
} // end

原文链接：https://blog.csdn.net/zengchuanfan/article/details/84081765