From 1fe6c81b4bff05d5f1a1e6e5818dd499d7f000bf Mon Sep 17 00:00:00 2001
From: Pierre-Lin Bonnemaison <pierre.lin@free.fr>
Date: Thu, 3 Sep 2015 02:35:24 +0200
Subject: [PATCH] Fix du scrolldown

---
 js/custom.js | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/js/custom.js b/js/custom.js
index 12261fd..802ee30 100755
--- a/js/custom.js
+++ b/js/custom.js
@@ -38,7 +38,16 @@ function verifReceived()
  */
 function scrollDownDiscussion()
 {
-	jQuery('.discussion-container').animate({scrollTop: 1000000});
+	var discussion_height = jQuery('.discussion-container').innerHeight();
+	var discussion_scroll_height = jQuery('.discussion-container')[0].scrollHeight;
+	var discussion_scroll_top = jQuery('.discussion-container').scrollTop();
+	var scroll_before_end = discussion_scroll_height - (discussion_scroll_top + discussion_height);
+
+	//On scroll uniquement si on a pas remonté plus haut que la moitié de la fenetre de discussion
+	if (scroll_before_end <= discussion_height / 2)
+	{
+		jQuery('.discussion-container').animate({scrollTop: 1000000});
+	}
 }
 
 jQuery(document).ready(function()
@@ -90,6 +99,4 @@ jQuery(document).ready(function()
 			form.trigger("reset");
 		});
 	});
-
-	scrollDownDiscussion();
 });