diff --git a/mozilla/embedding/browser/photon/src/EmbedPrivate.cpp b/mozilla/embedding/browser/photon/src/EmbedPrivate.cpp
index 1283971f710..ae7dcb70bcd 100644
--- a/mozilla/embedding/browser/photon/src/EmbedPrivate.cpp
+++ b/mozilla/embedding/browser/photon/src/EmbedPrivate.cpp
@@ -932,8 +932,6 @@ static void mozilla_set_default_pref( nsIPref *pref )
 	nsIPref *pref = moz->EmbedRef->GetPrefs();
 */
 
-/* ATENTIE */ printf( "In mozilla_set_default_pref\n" );
-
 	/* translation set = Western European (ISO 8859-1) */
 	pref->SetUnicharPref( "intl.charset.default", NS_ConvertASCIItoUCS2("iso8859-1").get());
 
diff --git a/mozilla/embedding/browser/photon/src/PtMozilla.cpp b/mozilla/embedding/browser/photon/src/PtMozilla.cpp
index 18c5f7a17b2..f9765436668 100644
--- a/mozilla/embedding/browser/photon/src/PtMozilla.cpp
+++ b/mozilla/embedding/browser/photon/src/PtMozilla.cpp
@@ -641,6 +641,13 @@ mozilla_set_pref( PtWidget_t *widget, char *option, char *value )
 	else if( !strcmp( option, "clear_main_cache_on_exit" ) ) 		; /* not used */
 	else if( !strcmp( option, "keep_index_file_updated" ) ) 		; /* not used */
 
+/* memory cache options */
+  else if( !strcmp( option, "memory_cache_kb_size" ) || !strcmp( option, "image_cache_size_KB" ) ) {
+    int kb = atoi( value );
+    if( kb <= 0 ) kb = 100; /* have a minimum threshold */
+    pref->SetIntPref( "browser.cache.memory.capacity", kb );
+    }
+
 /* Miscellaneous options */
 	else if( !strcmp( option, "History_Expire" ) )
 		pref->SetIntPref( "browser.history_expire_days", atoi( value ) );