TO PLAY THIS SERVER, YOU WILL PROBABLY NEED JDK7 UPDATE 3.

THERE IS A NEW DOWNLOAD! CLICK ON THIS LINK -------SERENEX.ORG/SERECLIENT.JAR

NOT TO MENTION YOU NEED TO HAVE LATEST JAVA UPDATE, STOP LIVING IN THE PAST. http://java.com/en/download/index.jsp

ALL THESE DOWNLOAD ARE AVAILABLE ON THE DOWNLOAD CLIENT SECTION.

THIS IS TO STOP REPETETIVE QUESTIONS, GET JDK7 UPDATE 3 AND YOU ARE GOOD TO GO :) ENJOY

-SERENATE.