Support for opening tabs and windows in the same This fixed #1498 for me on Mountain Lion

lib/termsupport.zsh

@@ -8,7 +8,7 @@ function title {
   fi
   if [[ "$TERM" == screen* ]]; then
     print -Pn "\ek$1:q\e\\" #set screen hardstatus, usually truncated at 20 chars
-  elif [[ "$TERM" == xterm* ]] || [[ $TERM == rxvt* ]] || [[ "$TERM_PROGRAM" == "iTerm.app" ]]; then
+  elif [[ "$TERM" == xterm* ]] || [[ $TERM == rxvt* ]] || [[ $TERM == ansi ]] || [[ "$TERM_PROGRAM" == "iTerm.app" ]]; then
     print -Pn "\e]2;$2:q\a" #set window name
     print -Pn "\e]1;$1:q\a" #set icon (=tab) name (will override window name on broken terminal)
   fi