http://dev.mysql.com/downloads/mysql/
direct download link from website
2. install file
.pkg -- two files
.prefPane -- one file (for system preferences..)
3. start mysql

4. change password
open terminal
> cd /usr/local/mysql/bin
> ./mysqladmin -h localhost -u root password [your password]
5. login
> ./mysql -u root -p
6. start mysql in command line
> cd /usr/local/mysql/support-files
> sudo ./mysql.server start