Android emulatorが起動しない

> C:\Documents and Settings\admin>cd c:\android-sdk-windows\tool
> android create avd -n normal -t 3 -c 16M
Created AVD 'normal' based on Google APIs (Google Inc.)

> C:\android-sdk-windows\tools>android create avd --name my_avd_name --target 1
Android 1.1 is a basic Android platform.
Do you wish to create a custom hardware profile [no]no
Created AVD 'my_avd_name' based on Android 1.1

> C:\android-sdk-windows\tools>emulator @my_avd_name

参考:
http://www.taosoftware.co.jp/blog/2009/04/android_sdk15_emulator.html
http://www.ivoryworks.com/blog/2009/06/290