use exec insead

diff --git a/st b/st
old mode 100644 (file)
new mode 100755 (executable)
index b017fec..8080a8c
--- a/st
+++ b/st
@@ -1,11 +1,10 @@
 #!/bin/sh
-
 if which stterm >/dev/null 2>&1; then
-    stterm -f 'Fixed:pizelsize=20';
+    exec stterm -f 'Fixed:pixelsize=20';
 elif which urxvt >/dev/null 2>&1; then
-    urxvt -f 'Fixed:pixelsize=20';
+    exec urxvt -f 'Fixed:pixelsize=20';
 elif which uxterm >/dev/null 2>&1; then
-    uxterm;
+    exec uxterm;
 else
-    xterm;
+    exec xterm;
 fi;