HELP, Recovery doesnt have "Install .zip from SD"

[hayzee]

So i rooted my phone by this : http://www.droidforums.net/forum/droid-razr-hacks/198057-2-3-6-now-has-root-method.html

When i boot Clockwork ROM manager into recovery, i dont have the option to "Install .zip from SD"
what should i do?!