Merge pull request #626 from a-khajelou/patch-1

the custom parent bug for positioning

Author: Tomas Kirda

src/jquery.autocomplete.js

@@ -336,6 +336,7 @@
 
                 parentOffsetDiff = $container.offsetParent().offset();
                 styles.top -= parentOffsetDiff.top;
+                styles.top += containerParent.scrollTop;
                 styles.left -= parentOffsetDiff.left;
 
                 if (!that.visible){