[android-developers] Android 4.0 issue with Activity Stack and Task Stack

I am developing an app for android 4.0. I am confuse with Task and Activity stack for Android 4.0. suppose I have activities X,Y,Z of the same app. so when i fire Home intent with flag activity_clear_task i am navigated to home which is expected. case I when I am in some other app's activity say

[android-developers] open pop-up in new window in my webview

I want to open a link as a pop-up window in webview which is opened as pop-up in normal browser. I have tried to override some methods from android webclient and chromeclient but non of them seems working for me. tried this link