关于小程序中如何通过web-view跳转到外部链接

例如：

在h5中写了这个逻辑判断，在企微环境中可以正常打开，但是在企微小程序环境就打不开，而且报错：

Uncaught TypeError: Cannot read property 'navigateTo' of undefined
/pdsmb/js/app.js:2:619399 TypeError: Cannot read property 'navigateTo' of undefined
    at openPersionDetail (https://applet.qiuer.net/pdsmb/chunk/6.js:1:3176)\n    at openPeopelDetail (https://applet.qiuer.net/pdsmb/chunk/6.js:1:17528)\n    at onClick (https://applet.qiuer.net/pdsmb/chunk/6.js:1:17813)\n    at Object.Rb (https://applet.qiuer.net/pdsmb/js/app.js:2:599247)\n    at Xb (https://applet.qiuer.net/pdsmb/js/app.js:2:599418)\n    at Yb (https://applet.qiuer.net/pdsmb/js/app.js:2:618805)\n    at Ze (https://applet.qiuer.net/pdsmb/js/app.js:2:618901)\n    at se (https://applet.qiuer.net/pdsmb/js/app.js:2:619372)\n    at https://applet.qiuer.net/pdsmb/js/app.js:2:625556\n    at qn (https://applet.qiuer.net/pdsmb/js/app.js:2:708551)

在企微小程序代码如下：

怎么改？大佬求教