if node sticky no set sticky class

slurpee.themes line 154.

 $output .= "        <table width=\"100%\" cellspacing=\"0\" cellpadding=\"3\"
style=\"text-align : left;\" class=\"slurpee-box\">\n";

changed this:

 $output .= "        <table width=\"100%\" cellspacing=\"0\" cellpadding=\"3\"
style=\"text-align : left;\" class=\"slurpee-box".($node->sticky)?' sticky':''."\">\n";