i am trying to install websphere like this
wasce_setup-2.1.0.1-unix.bin
[root@localhost wasce]# ./wasce_setup-2.1.0.1-unix.bin


Initializing Wizard........
Searching JVM........


Unable to locate an IBM or Sun SDK/JRE SE 5 in a well known location on your system. If you have a recommended Java environment, re-invoke the launcher and explicitly specify the Java installation directory with the -is<colon>javahome option

[root@localhost wasce]#

though i have installed java this is not working please help me out.