Need to migrate SQL Server to MySQL
I have two suggestions:

1) I hate bringing up commercial products but there is a $49.00 tools to Migrate MSSQL to MySQL

2) Try MySQL's MSSQL Migration forums for further suggestions

UPDATE 2011-06-03 18:03 EDT

There is an old product that went EOL back in January 2010 called the MySQL Migration Toolkit. If you can get a hold of it, you can use it.

UPDATE 2011-06-03 18:06 EDT

I found the archives !!! Here is the MySQL Migration Toolkit

UPDATE 2011-06-03 18:11 EDT

Here is the MySQL Migration Toolkit Overview

UPDATE 2011-06-03 19:08 EDT

Another commerical product ($29)

UPDATE 2011-06-03 19:30 EDT

Here is a list of Freeware tools that Migrate MSSQL to MySQL.

UPDATE 2011-06-15 17:47 EDT

Get the WhitePaper (PDF) from Oracle on the Guide to Migrating Microsoft SQL Server to MySQL (Still Commercial)

UPDATE 2012-08-21 01:24 EDT

According to this MySQL WebPage, the section MySQL Workbench: Database Migration Wizard claims that the MySQL Workbench has the capability of Migrating DB Objects from SQL Server to MySQL.