diff --git a/src/traqball.js b/src/traqball.js
index aa72ca6..aa194a7 100644
--- a/src/traqball.js
+++ b/src/traqball.js
@@ -119,7 +119,7 @@
                 THIS.config[prop] = conf[prop];
                 }
                 
-            stage	= document.getElementById(THIS.config.stage) || document.getElementsByTagname("body")[0];
+            stage	= document.getElementById(THIS.config.stage) || document.getElementsByTagName("body")[0];
             pos 	= findPos(stage);
             angle 	= THIS.config.angle || 0;
             impulse	= THIS.config.impulse === false ? false : true;