diff --git a/bashrc b/bashrc
index e65bc41..46c321b 100644
--- a/bashrc
+++ b/bashrc
@@ -173,6 +173,7 @@ function fuck {
 
 function cd #{{{
 {
+	MY_LAST=`pwd`
 	if [ $# -eq 0 ]; then
 		builtin cd ~ && cons_set > /dev/null && ls
 	else
@@ -181,6 +182,10 @@ function cd #{{{
 }
 #}}}
 
+function back {
+	cd $MY_LAST
+}
+
 function pdfsearch #{{{
 {
 	for pdf in `find ./ -name "*.pdf"`; do
diff --git a/inputrc b/inputrc
index aca686b..dfa512d 100644
--- a/inputrc
+++ b/inputrc
@@ -1,4 +1,4 @@
 #set editing-mode vi
 #set keymap vi
-#set completion-ignore-case on
-#set show-all-if-ambiguous on
+set completion-ignore-case on
+set show-all-if-ambiguous on