+function trim_keyword(word) {
+ if (!word) return word;
+
+ var oldword;
+ do {
+ oldword = word;
+
+ word = word.replace(/^\s+/, '');
+ word = word.replace(/\s+$/, '');
+ word = word.replace(/^#/, '');
+ word = word.replace(/[-:\/,.]$/, '');
+ } while ( oldword != word );
+
+ return word;
+}
+