From ea044c8312cf717cda4fdd820884674505dd754f Mon Sep 17 00:00:00 2001
From: Scooter Wadsworth <scooterwadsworth@gmail.com>
Date: Thu, 1 Aug 2013 00:15:53 -0400
Subject: [PATCH] Make container optional in L.DomUtil.getMousePosition().
 Addresses #1926

---
 src/dom/DomEvent.js | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/dom/DomEvent.js b/src/dom/DomEvent.js
index 7df9e7fd..a9a9f9a3 100644
--- a/src/dom/DomEvent.js
+++ b/src/dom/DomEvent.js
@@ -137,8 +137,13 @@ L.DomEvent = {
 		    docEl = document.documentElement,
 		    x = e.pageX ? e.pageX - body.scrollLeft - docEl.scrollLeft: e.clientX,
 		    y = e.pageY ? e.pageY - body.scrollTop - docEl.scrollTop: e.clientY,
-		    pos = new L.Point(x, y),
-		    rect = container.getBoundingClientRect(),
+		    pos = new L.Point(x, y);
+
+		if (!container) {
+			return pos;
+		}
+
+		var rect = container.getBoundingClientRect(),
 		    left = rect.left - container.clientLeft,
 		    top = rect.top - container.clientTop;