im no expert here but i would do this and it easy to do:
open internet explorer and click 'tools/internet options/advanced'
next scroll down to 'microsoft VM' then
1. untick the three boxes below it and
2. click 'apply' then
3.click 'ok' and close internet explorer and start it up again. click here
once you do this click here and click 'get it now' this will install the latest version of java for you from sun.