fixed glitch when scrolling very long files -- jvr
diff --git a/Mac/Tools/IDE/Wtext.py b/Mac/Tools/IDE/Wtext.py
index b3fb66c..963f1ba 100644
--- a/Mac/Tools/IDE/Wtext.py
+++ b/Mac/Tools/IDE/Wtext.py
@@ -486,7 +486,7 @@
 		elif value == "--":
 			delta = lineheight - viewheight
 		else:	# in thumb
-			cur = (32767 * viewoffset) / (destheight - viewheight)
+			cur = (32767L * viewoffset) / (destheight - viewheight)
 			delta = (cur-value)*(destheight - viewheight)/32767
 			if abs(delta - viewoffset) <=2:
 				# compensate for irritating rounding error