diff -r 999215ca87d7 -r c193881389c1 project_files/HedgewarsMobile/Classes/MapPreviewButtonView.m
--- a/project_files/HedgewarsMobile/Classes/MapPreviewButtonView.m	Thu Oct 27 22:52:22 2011 +0200
+++ b/project_files/HedgewarsMobile/Classes/MapPreviewButtonView.m	Fri Oct 28 03:06:31 2011 +0200
@@ -209,6 +209,8 @@
 -(void) updatePreviewWithFile:(NSString *)filePath {
     UIImage *image = [[UIImage alloc] initWithContentsOfFile:filePath];
     [self setImageRounded:image forState:UIControlStateNormal];
+    self.backgroundColor = [UIColor whiteColor];
+    self.layer.cornerRadius = 12;
     [image release];
 }