Since only the SIGNATURE_PREVIEW parameter is evaluated in the templates
<!-- IF SIGNATURE_PREVIEW --> will not allow the signature to be "0".
<!-- IF SIGNATURE_PREVIEW != '' --> however does allow "0".
PHPBB3-9665
gone through every javascript invocation and making sure we adhere to our coding guidelines.
git-svn-id: file:///svn/phpbb/trunk@8099 89ea8834-ac86-4346-8a33-228a782c2dd0