This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
This is not a correct requirement. "Min/Max" should do what its meant to do. Use inter portlet communication or have some other triggering mechanism. Its hard enough for end user to understand and work with portal and if we change universal behaviors or Standard Operating Procedures; its only gonna confuse end users.