I never liked java but all roads lead to java.
I wasted 1-2 Hrs while installing Force.com IDE because of its stupid version.
Nothing is easy with Java.
We need jdk-8u144-windows-i586 & eclipse-java-kepler-SR1-win32 (32 bit)
and about Force.com, I used a olderversion http://media.developerforce.com/force-ide/eclipse42
Finally,