Index: _source/core/dom/range.js
===================================================================
--- _source/core/dom/range.js	(revision 5206)
+++ _source/core/dom/range.js	Tue Mar 02 18:34:45 CST 2010
@@ -925,7 +925,7 @@
 
 										siblingText = sibling.getText();
 
-										if ( !(/[^\s\ufeff]/).test( siblingText ) )	// Spaces + Zero Width No-Break Space (U+FEFF)
+										if ( (/[^\s\ufeff]/).test( siblingText ) )	// Spaces + Zero Width No-Break Space (U+FEFF)
 											sibling = null;
 										else
 										{
@@ -1084,7 +1084,7 @@
 
 										siblingText = sibling.getText();
 
-										if ( !(/[^\s\ufeff]/).test( siblingText ) )
+										if ( (/[^\s\ufeff]/).test( siblingText ) )
 											sibling = null;
 										else
 										{