--- nautilus-2.10.0/src/file-manager/fm-icon-view.c.orig	2005-03-11 17:17:17.000000000 +0800
+++ nautilus-2.10.0/src/file-manager/fm-icon-view.c	2005-03-11 17:42:43.000000000 +0800
@@ -1959,10 +1959,17 @@
 	/* preview files based on the mime_type. */
 	/* at first, we just handle sounds */
 	if (should_preview_sound (file)) {
+		gboolean is_wma;
+		char *filename = nautilus_file_get_display_name (file);
 		mime_type = nautilus_file_get_mime_type (file);
+		is_wma = eel_istr_has_prefix(mime_type, "video/x-ms-asf") \
+			          && (eel_istr_has_suffix(filename, ".wma") \
+				  || eel_istr_has_suffix(filename,".WMA"));
+		g_free(filename);
 
 		if ((eel_istr_has_prefix (mime_type, "audio/")
 #ifdef USE_GST_AUDIO_PREVIEW
+			 || is_wma
 			 || eel_istr_has_prefix (mime_type, "application/ogg")
 			 || eel_istr_has_prefix (mime_type, "application/x-ogg")
 			 || eel_istr_has_prefix (mime_type, "application/flac")