Index: wp-includes/class-IXR.php
===================================================================
--- wp-includes/class-IXR.php	(revision 17566)
+++ wp-includes/class-IXR.php	(working copy)
@@ -191,6 +191,7 @@
     var $_value;
     var $_currentTag;
     var $_currentTagContents;
+    var $_valueHasType = false;
     // The XML parser
     var $_parser;
 
@@ -259,6 +260,8 @@
                 $this->_arraystructstypes[] = 'struct';
                 $this->_arraystructs[] = array();
                 break;
+            case 'value':
+                $this->_valueHasType = false;
         }
     }
 
@@ -290,8 +293,8 @@
                 break;
             case 'value':
                 // "If no type is indicated, the type is string."
-                if (trim($this->_currentTagContents) != '') {
-                    $value = (string)$this->_currentTagContents;
+                if ( !$this->_valueHasType ) {
+                    $value = trim( $this->_currentTagContents );
                     $valueFlag = true;
                 }
                 break;
@@ -322,6 +325,8 @@
         }
 
         if ($valueFlag) {
+            $this->_valueHasType = true;
+				
             if (count($this->_arraystructs) > 0) {
                 // Add value to struct or array
                 if ($this->_arraystructstypes[count($this->_arraystructstypes)-1] == 'struct') {