diff -r 6b20ef8fbdee src/kb.c
--- a/src/kb.c	Tue Nov 27 21:28:21 2007 +0200
+++ b/src/kb.c	Tue Nov 27 22:27:09 2007 +0200
@@ -954,6 +954,13 @@ void kb_send_keypress(button *b)
   int slide_flag = 0;
 
   struct keycodeEntry vk_keycodes[10];
+  
+  static KeySym ksSpace, ksBackSpace, ksReturn;
+  if (!ksSpace) {
+    ksSpace = XStringToKeysym("space");
+    ksBackSpace = XStringToKeysym("BackSpace");
+    ksReturn = XStringToKeysym("Return");
+  }
 
   if (b->kb->state & KB_STATE_SHIFT || b->kb->state & KB_STATE_CAPS)
   {
@@ -981,20 +988,17 @@ void kb_send_keypress(button *b)
 	    ks = b->slide_up_ks;
 	    if (ks == 0) ks = b->shift_ks;
 	    break;
-	  case down : /* hold ctrl */
+	  case down :
 	    ks = b->slide_down_ks;
-	    if (ks == 0) slide_flag = KB_STATE_CTRL;
+	    if (ks == 0) ks = ksReturn;
 	    break;
-	  case left : /* hold alt */
+	  case left :
 	    ks = b->slide_left_ks;
-	    if (ks == 0) 
-	      {
-		ks = b->mod_ks;
-		slide_flag = KB_STATE_MOD;
-	      }
+	    if (ks == 0) ks = ksBackSpace;
 	    break;
-	  case right : /* hold alt */
+	  case right :
 	    ks = b->slide_right_ks;
+	    if (ks == 0) ks = ksSpace;
 	    break;
 	  case none:
 	    break;