typo

git-svn-id: https://svn.apache.org/repos/asf/tapestry/tapestry4/branches/4.0@578369 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/framework/src/java/org/apache/tapestry/IPage.java b/framework/src/java/org/apache/tapestry/IPage.java
index 9fa01ea..0b284e4 100644
--- a/framework/src/java/org/apache/tapestry/IPage.java
+++ b/framework/src/java/org/apache/tapestry/IPage.java
@@ -29,7 +29,7 @@
 /**
  * A root level component responsible for generating an entire a page within the application.
  * <p>
- * Pages are created dynamically from thier class names (part of the
+ * Pages are created dynamically from their class names (part of the
  * {@link org.apache.tapestry.spec.IComponentSpecification}).
  * 
  * @see org.apache.tapestry.engine.IPageSource