解决IE下点击DIV弹窗不发送referrer的问题

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/**  * 解决IE下点击DIV弹窗不发送referrer的问题  * @param {} url  * @param {} target  */ window.open = function(url, target) {     var referLink = document.createElement('a');     referLink.href = url;     target = !!!target ? "_blank" : target;     target && (referLink.target = target);     document.body.appendChild(referLink);     try{         referLink.click();     }catch(e){         try{             var evt = document.createEvent('HTMLEvents');             evt.initEvent("click", true, true);             referLink.dispatchEvent(evt);         }catch(ex){                       }     }     setTimeout(function() {                 document.body.removeChild(referLink);             }, 30); }