diff --git a/js/gamutable.es6.js b/js/gamutable.es6.js
index 20df85e..860ce1f 100644
--- a/js/gamutable.es6.js
+++ b/js/gamutable.es6.js
@@ -37,7 +37,16 @@ jQuery(function () {
 		}
 		let url = $(this).attr('href');
 		url += '&var_zajax=content';
-		$.modalbox(url);
+		let data = {};
+		let minHeight = $(this).data('minheight');
+		let minWidth = $(this).data('minwidth');
+		if (minHeight !== undefined) {
+			data.minHeight = minHeight;
+		}
+		if (minWidth !== undefined) {
+			data.minWidth = minWidth;
+		}
+		$.modalbox(url, data);
 	});
 
 	// lancement d'une médiabox
diff --git a/js/gamutable.js b/js/gamutable.js
index 79bef6d..6d1f9df 100644
--- a/js/gamutable.js
+++ b/js/gamutable.js
@@ -62,7 +62,19 @@ jQuery(function () {
 
     var url = $(this).attr('href');
     url += '&var_zajax=content';
-    $.modalbox(url);
+    var data = {};
+    var minHeight = $(this).data('minheight');
+    var minWidth = $(this).data('minwidth');
+
+    if (minHeight !== undefined) {
+      data.minHeight = minHeight;
+    }
+
+    if (minWidth !== undefined) {
+      data.minWidth = minWidth;
+    }
+
+    $.modalbox(url, data);
   }); // lancement d'une médiabox
 
   $('#app').on('click', '.mediabox', function (e) {