IE关闭时判断及AJAX注销案例学习

代码如下: [removed] [removed] = function () { var n = window.event.screenX – window.screenLeft; var b = n > document.documentElement.scrollWidth – 20; if (b && window.event.clientY < 0 || window.event.altKey) { try { var xmlhttp = new ActiveXObject(“Microsoft.XMLHTTP”);