I follow the instruction in the book and have problem again.

I install jdk-7u5-windows-i586(here did not follow the instruction.This is JDK 7,in book say to install JDK 5 or 6)
I install and other tools
During installation on Android SDK Tools I install Tools,Andoid 4.1 API and Extras.
During first time installation I think that appear that ,i think,from Extras something is not installed .I think that appear that something else also is not installed.I click on install 2 packages and after that Instal packages... button was transparent.
When I create New Android Project(I put name(I give name First in this case ))after Create Activity screen appear screen where next button is transparent.There I click on Finish button.
Create all is necessary in Run Configurations(in Common run and Debug are unchecked).
I click on the fist node First and go to Run Run and in Console appear this

[2012-07-21 08:43:02 - First] ------------------------------
[2012-07-21 08:43:02 - First] Android Launch!
[2012-07-21 08:43:02 - First] The connection to adb is down, and a severe error has occured.
[2012-07-21 08:43:02 - First] You must restart adb and Eclipse.
[2012-07-21 08:43:02 - First] Please ensure that adb is correctly located at 'C:\Documents and Settings\AAAAA\Local Settings\Application Data\Android\android-sdk\platform-tools\adb.exe' and can be executed.

Actualy during wring this post i noticed that I can not directory Local Setting
(Android SDK Tools are installed in C:\Documents and Settings\AAAAA\Local Settings\Application Data\Android\android-sdk.)
If i click Problems tab I have 8 warnings.

What is problem?Row 1 from this post?rows 5-8?Rows 9-11or maybe rows 21-23 are problem?
How can I fix this problem?