diff --git a/javascript/jquery.previsu_spip.js b/javascript/jquery.previsu_spip.js
index 9507047..65c5fb5 100644
--- a/javascript/jquery.previsu_spip.js
+++ b/javascript/jquery.previsu_spip.js
@@ -54,16 +54,20 @@
 							}
 							var timerPreview=null;
 							mark.addClass('livepreview').find('.markItUpEditor').bind('keyup click change focus refreshpreview',function(e){
+								if (is_full_screen){
+									if (timerPreview) clearTimeout(timerPreview);
+									timerPreview = setTimeout(refresh_preview,500);
+								}
+							});
+							$(window).bind('keyup',function(e){
 								if (is_full_screen){
 									// Touche Echap pour sortir du mode fullscreen
-									if (e.type == 'keyup' && e.keyCode==27){
+									if (e.type=='keyup' && e.keyCode==27){
 										mark.removeClass('fullscreen');
 										is_full_screen = false;
 									}
-									if (timerPreview) clearTimeout(timerPreview);
-									timerPreview = setTimeout(refresh_preview,500);
 								}
-							})
+							});
 						}
 						mark.find('.markItUpEditor').trigger('refreshpreview');
 					}