There are no andriod problem solving methods in eclipse

According to the online tutorial "andriod+ Environment Build _ graphic version" To install Android, the results, in Eclipse Window->preference under the "Android" option, later looked for a long time, the original tutorial did not let the installation of ADT, ADT is an acronym for Android development Tools, a plug-in integrated into eclipse that provides a powerful integrated development environment to develop Android applications. The tutorial omitted the installation of this plugin. Installation method:

Start Eclipse, then select Help > Install New software.
In the Available Software dialog box, click Add ....
In the ADD Site dialog box, in the Name field, enter the name of the remote site (for example, "Android Plugin"). In the Location field, enter the following url:https://dl-ssl.google.com/android/eclipse/note: If you encounter problems accessing the plugin, you can change the HTTPS in the URL to HTTP (using HTTPS is a bit more secure). Click OK.
Back to the Available software interface, you should see the Developer Tools option in the list. If it does not appear, see if the network is good, the network is good, then wait a moment, should see that option. Select the check box next to Developer tools to select both Android DDMS and Android development tools. Click Next.
In the final Install Details dialog box, features such as Android DDMS and Android development Tools are listed. Click Next to read and accept the license agreement, install all dependent components at the same time, and then click Finish.
Restart Eclipse.

Transfer from http://blog.sina.com.cn/s/blog_50eea8da0100yu6y.html

There are no andriod problem solving methods in eclipse