sites integration
<p>hey anyone had this task before ? suppose you have a website called www.a.com and a second www.b.com</p>

<p>the the a.com have a button. when you logged in to a.com and click the button you will be send to b.com the question is how can i do this while keeping the credentials of the user when he is sent to b.com i want him automatically logged in to b.com ...PS: every user has an account in a.com he definitely should have an account in b.com .... any ideas please???.... thank u for you ideas and supports :)</p>
