also need to get u\rl outside of style blocks;

also need to get u\rl outside of style blocks;
do not try to correct them since they are obviously malicious

git-svn-id: https://svn.code.sf.net/p/squirrelmail/code/trunk/squirrelmail@10817 7612ce4b-ef26-0410-bec9-ea0150e637f0