en docs: correct some spelling error in TrackballControls.

docs/examples/en/controls/TrackballControls.html

@@ -86,12 +86,12 @@
 
 		<h3>[property:Number maxDistance]</h3>
 		<p>
-			 How far you can zoom in. Default is *Infinity*.
+			How far you can zoom out. Default is *Infinity*.
 		</p>
 
 		<h3>[property:Number minDistance]</h3>
 		<p>
-			 How far you can zoom in. Default is *0*.
+			How far you can zoom in. Default is *0*.
 		</p>
 
 		<h3>
@@ -99,9 +99,9 @@
 		<p>
 			This object contains references to the mouse actions used by the controls.
 			<ul>
-				<li>.LEFT is assinged with *THREE.MOUSE.ROTATE*</li>
-				<li>.MIDDLE is assinged with *THREE.MOUSE.ZOOM*</li>
-				<li>.RIGHT is assinged with *THREE.MOUSE.PAN*</li>
+				<li>.LEFT is assigned with *THREE.MOUSE.ROTATE*</li>
+				<li>.MIDDLE is assigned with *THREE.MOUSE.ZOOM*</li>
+				<li>.RIGHT is assigned with *THREE.MOUSE.PAN*</li>
 			</ul>
 		</p>