--- command.c	2006-06-26 20:01:20.000000000 +0200
+++ command.c	2007-08-11 12:28:24.000000000 +0200
@@ -3743,6 +3743,10 @@
 					break;
 			} else if (ch == '\n') 
 			{
+				/* block scrolling if the user is viewing the scrollback buffer */
+				if(TermWin.view_start > 0 && TermWin.view_start < TermWin.saveLines)
+					TermWin.view_start++;
+
 		    	nlines++;
 		    	if (++refresh_count >= (refresh_limit * (TermWin.nrow - 1)))
 				break;
--- screen.c	2006-03-30 00:32:07.000000000 +0200
+++ screen.c	2007-08-11 12:17:40.000000000 +0200
@@ -986,6 +986,10 @@
 	    srp = screen.rend[row];	/* _must_ refresh */
 	    screen.cur.col = 0;
 	    screen.flags &= ~Screen_WrapNext;
+
+	    /* block scrolling */
+	    if(TermWin.view_start > 0 && TermWin.view_start < TermWin.saveLines)
+	    	TermWin.view_start++;
 	}
 	if (screen.flags & Screen_Insert)
 	    scr_insdel_chars(1, INSERT);