From 4f972ef69bbcd0e88f0265fc252326ccbfcfed94 Mon Sep 17 00:00:00 2001
From: Glenn Maynard <gmaynard@users.sourceforge.net>
Date: Sat, 2 Nov 2002 21:03:20 +0000
Subject: [PATCH] fix crash due to unsigned (oops)

---
 stepmania/src/GroupList.cpp | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/stepmania/src/GroupList.cpp b/stepmania/src/GroupList.cpp
index ff3cd1fe2e..48f60b15a2 100644
--- a/stepmania/src/GroupList.cpp
+++ b/stepmania/src/GroupList.cpp
@@ -121,12 +121,15 @@ void GroupList::SetSelection( unsigned sel )
 		if( m_iSelection >= MAX_GROUPS_ONSCREEN/2 ) 
 			m_iTop++;
 	} else if( sel == m_iSelection-1 ) {
-		if(m_iSelection < m_textLabels.size() - MAX_GROUPS_ONSCREEN/2)
+		if(m_iTop && m_iSelection < m_textLabels.size() - MAX_GROUPS_ONSCREEN/2)
 			m_iTop--;
 	} else {
 		/* We're jumping somewhere else; just put the top somewhere
 		 * reasonable. */
-		m_iTop = sel - MAX_GROUPS_ONSCREEN/2;
+		if(sel >= MAX_GROUPS_ONSCREEN/2)
+			m_iTop = sel - MAX_GROUPS_ONSCREEN/2;
+		else
+			m_iTop = 0;
 	}
 
 	m_iSelection=sel;