Secure your system by updating 3rd party programs.
Your version of Java is outdated and needs to be updated to take advantage of fixes that have eliminated security vulnerabilities.
Check your present version and update as recommended.https://www.java.com/en/download/installed.jsp
If present remove the old version(s) of Java using the Add/Remove Programs applet.
Java 6 Update 24
Get the latest version of the Adobe Reader.http://get.adobe.com/reader/
Before your download I suggest you unckeck the box on the top right "Include in your download"
this is not required. While the installation is in progress you can also deny the installation of any other programs that may be suggested.
When installed remove your old version of the Reader using the Add/Remove Programs applet if present.
Do not forget this.
Total Fragmentation on Drive C:: 16% Defragment your hard drive soon!
Please let me know if you have any issues with this computer.