REGRESSION: applicatoin hangs with 7u4 b09 while trying to establish the connection through java

J2SE Version (please include all output from java -version flag):

7u4 b17

Does this problem occur on J2SE 6ux or 7ux? Yes / No (pick one)
no it works fine with 7u6 on both IE and FF

Operating System Configuration Information (be specific):

Windows XP, 7, Vista with all IE version(6-9)

Bug Description:

While submitting a preformat code in Payments screen, the application
is getting hanged. The issue is not happening in Jre 17U4 build 6 and below.

It starts with Jre 7U4 b10 and above including the latest build 17 provided
yesterday. The issue is happening only in IE and not in Mozilla Firefox

The request is not hitting the web-server and it hangs while trying
to establish the connection through Java.


Steps to Replicate the Issue after installing Jre 7U4 build 17:

check comment field

Attached log files takend for jre 7u4 b06(Working case) and jre 7u4 b17 and 6u32 b03(Nonworking case). Attached the console logs, trace logs, plugin logs and the client logs.