fix 2 bus errors on osx:

 - it's std::string doesnt like being set to NULL.
 - in Window.cc, caught someone using a membr variable after calling 'delete this'. bad.

1 files changed, 7 insertions, 2 deletions

diff --git a/src/Screen.cc b/src/Screen.cc
index 313aeb21..4f4718ec 100644
--- a/src/Screen.cc
+++ b/src/Screen.cc
@@ -1402,8 +1402,13 @@ void BScreen::removeWorkspaceNames(void) {
 void BScreen::LoadStyle(void) {
   Resource &conf = resource.styleconfig;
   
-  conf.setFile(openbox.getStyleFilename());
-  if (!conf.load()) {
+  const char *sfile = openbox.getStyleFilename();
+  bool loaded = false;
+  if (sfile != NULL) {
+    conf.setFile(sfile);
+    loaded = conf.load();
+  }
+  if (!loaded) {
     conf.setFile(DEFAULTSTYLE);
     if (!conf.load()) {
       fprintf(stderr, i18n->getMessage(ScreenSet, ScreenDefaultStyleLoadFail,