fix typo

docs/manual/introduction/Creating-text.html

@@ -68,7 +68,7 @@
 				<code>new THREE.TextGeometry( text, parameters );</code>
 			</p>
 			<p>
-				In order for this to work, however, your TextGeomety will need an instance of THREE.Font 
+				In order for this to work, however, your TextGeometry will need an instance of THREE.Font 
 				to be set on its "font" parameter.
 
 				See the [page:TextGeometry] page for more info on how this can be done, descriptions of each