在iframe中加载HTML5地理定位时访问用户的纬度和经度。

I am using HTML5 Geolocation to get the user's latitude and longitude. It works fine on all browsers when the page is opened directly, but now I have to put the geolocation code inside an iframe. After putting it in the iframe, the geolocation doesn't prompt for the user's coordinates.I am using HTML5 Geolocation to get the user's