Unable to upgrade some few softwares

[adi11bgsg at gmail.com]

I am unable to upgrade some few software applications mainly Firefox,even 
after upgrading desktop system to Kernel-3.2.7-1.fc16.x86_64 

This are the results:
[root at localhost kgtaban]# yum upgrade
Loaded plugins: aliases, auto-update-debuginfo, changelog, dellsysid, 
downloadonly, etckeeper,
              : fastestmirror, filter-data, fs-snapshot, fusioninventory-agent, 
keys, langpacks,
              : list-data, local, merge-conf, post-transaction-actions, 
presto, priorities,
              : protectbase, ps, puppetverify, refresh-packagekit, refresh-
updatesd, remove-with-
              : leaves, rpm-warm-cache, security, show-leaves, tmprepo, 
tsflags, upgrade-helper,
              : verify, versionlock
Loading mirror speeds from cached hostfile
 * fedora: mirror.neu.edu.cn
 * fedora-debuginfo: ftp.isu.edu.tw
 * fedora-source: mirror.neu.edu.cn
 * rpmfusion-free: mirror.cse.iitk.ac.in
 * rpmfusion-free-debuginfo: lnx.apollo-hw.ro
 * rpmfusion-free-source: lnx.apollo-hw.ro
 * rpmfusion-free-updates: lnx.apollo-hw.ro
 * rpmfusion-free-updates-debuginfo: lnx.apollo-hw.ro
 * rpmfusion-free-updates-source: lnx.apollo-hw.ro
 * rpmfusion-nonfree: lnx.apollo-hw.ro
 * rpmfusion-nonfree-debuginfo: lnx.apollo-hw.ro
 * rpmfusion-nonfree-source: lnx.apollo-hw.ro
 * rpmfusion-nonfree-updates: lnx.apollo-hw.ro
 * rpmfusion-nonfree-updates-debuginfo: lnx.apollo-hw.ro
 * rpmfusion-nonfree-updates-source: lnx.apollo-hw.ro
 * updates: www.ftp.ne.jp
 * updates-debuginfo: www.ftp.ne.jp
 * updates-source: www.ftp.ne.jp
_local                                                                        
| 2.9 kB     00:00 ... 
Skipping filters plugin, no data
0 packages excluded due to repository protections
Setting up Upgrade Process
Resolving Dependencies
Skipping filters plugin, no data
--> Running transaction check
---> Package firefox.x86_64 0:9.0.1-1.fc16 will be updated
---> Package firefox.x86_64 0:10.0.1-1.fc16 will be an update
---> Package gstreamer-plugins-bad-free.x86_64 0:0.10.22-2.fc16.1 will be 
updated
---> Package gstreamer-plugins-bad-free.x86_64 0:0.10.22-2.fc16.2 will be an 
update
---> Package libvpx.i686 0:0.9.7.1-1.fc16 will be updated
---> Package libvpx.x86_64 0:0.9.7.1-1.fc16 will be updated
--> Processing Dependency: libvpx.so.0()(64bit) for package: 
libavcodec53-0.9-52.fc16.x86_64
---> Package libvpx.i686 0:1.0.0-1.fc16 will be an update
---> Package libvpx.x86_64 0:1.0.0-1.fc16 will be an update
---> Package xulrunner.x86_64 0:9.0.1-1.fc16 will be updated
---> Package xulrunner.x86_64 0:10.0.1-3.fc16 will be an update
--> Running transaction check
---> Package libvpx.i686 0:0.9.7.1-1.fc16 will be updated
---> Package libvpx.x86_64 0:0.9.7.1-1.fc16 will be updated
---> Package libvpx.i686 0:1.0.0-1.fc16 will be an update
---> Package libvpx.x86_64 0:1.0.0-1.fc16 will be an update
--> Processing Dependency: libvpx.so.1()(64bit) for package: gstreamer-
plugins-bad-free-0.10.22-2.fc16.2.x86_64
--> Processing Dependency: libvpx.so.1()(64bit) for package: 
xulrunner-10.0.1-3.fc16.x86_64
--> Running transaction check
---> Package firefox.x86_64 0:9.0.1-1.fc16 will be updated

Packages skipped because of dependency problems:
    firefox-10.0.1-1.fc16.x86_64 from updates
    gstreamer-plugins-bad-free-0.10.22-2.fc16.2.x86_64 from updates
    libvpx-1.0.0-1.fc16.i686 from updates
    libvpx-1.0.0-1.fc16.x86_64 from updates
    xulrunner-10.0.1-3.fc16.x86_64 from updates
[root at localhost kgtaban]#  

Please help me out.

From
-Kaushik Guha