I found out that once the document has loaded, then in the Android 2.3.5 browser, the value of document.readyState is "loaded" instead of the standard "interactive".
Where are the possible values of document.readyState documented for the Android 2.3 browser?
来源：https://stackoverflow.com/questions/13348029/values-for-document-readystate-in-android-2-3-browser