diff --exclude .git --exclude .svn -rup ZendFramework-1.9.3PL1/Zend/XmlRpc/Fault.php Polycast_XmlWriter/XmlRpc/Fault.php
--- ZendFramework-1.9.3PL1/Zend/XmlRpc/Fault.php	2009-10-08 12:16:27.000000000 +0200
+++ Polycast_XmlWriter/XmlRpc/Fault.php	2009-12-03 22:19:59.000000000 +0100
@@ -283,17 +283,18 @@ class Zend_XmlRpc_Fault
             'faultCode'   => $this->getCode(),
             'faultString' => $this->getMessage()
         );
-        $value = Zend_XmlRpc_Value::getXmlRpcValue($faultStruct);
-        $valueDOM = new DOMDocument('1.0', $this->getEncoding());
-        $valueDOM->loadXML($value->saveXML());
+        
+        $value = Zend_XmlRpc_Value::getXmlRpcValue($faultStruct)->saveXML();
 
-        // Build response XML
-        $dom  = new DOMDocument('1.0', $this->getEncoding());
-        $r    = $dom->appendChild($dom->createElement('methodResponse'));
-        $f    = $r->appendChild($dom->createElement('fault'));
-        $f->appendChild($dom->importNode($valueDOM->documentElement, 1));
-
-        return $dom->saveXML();
+        $xml = new XmlWriter();
+        $xml->openMemory();
+        $xml->startDocument('1.0', $this->getEncoding());
+        $xml->startElement('methodResponse');
+        $xml->startElement('fault');
+        $xml->writeRaw($value);
+        $xml->endElement(); // fault
+        $xml->endElement(); // methodResponse
+        return $xml->flush();
     }
 
     /**
diff --exclude .git --exclude .svn -rup ZendFramework-1.9.3PL1/Zend/XmlRpc/Request.php Polycast_XmlWriter/XmlRpc/Request.php
--- ZendFramework-1.9.3PL1/Zend/XmlRpc/Request.php	2009-10-08 12:16:27.000000000 +0200
+++ Polycast_XmlWriter/XmlRpc/Request.php	2009-12-03 22:19:59.000000000 +0100
@@ -406,24 +406,28 @@ class Zend_XmlRpc_Request
         $args   = $this->_getXmlRpcParams();
         $method = $this->getMethod();
 
-        $dom = new DOMDocument('1.0', $this->getEncoding());
-        $mCall = $dom->appendChild($dom->createElement('methodCall'));
-        $mName = $mCall->appendChild($dom->createElement('methodName', $method));
-
+        $xml = new XmlWriter();
+        $xml->openMemory();
+        $xml->startDocument('1.0', $this->getEncoding());
+        $xml->startElement('methodCall');
+        $xml->startElement('methodName');
+        $xml->text($method);
+        $xml->endElement(); // methodName
+        
         if (is_array($args) && count($args)) {
-            $params = $mCall->appendChild($dom->createElement('params'));
+            $xml->startElement('params');
 
             foreach ($args as $arg) {
                 /* @var $arg Zend_XmlRpc_Value */
-                $argDOM = new DOMDocument('1.0', $this->getEncoding());
-                $argDOM->loadXML($arg->saveXML());
-
-                $param = $params->appendChild($dom->createElement('param'));
-                $param->appendChild($dom->importNode($argDOM->documentElement, 1));
+                $xml->startElement('param');
+                $xml->writeRaw($arg->saveXML());
+                $xml->endElement(); // param    
             }
+            $xml->endElement(); // params
         }
-
-        return $dom->saveXML();
+        $xml->endElement(); // methodCall
+        
+        return $xml->flush();
     }
 
     /**
diff --exclude .git --exclude .svn -rup ZendFramework-1.9.3PL1/Zend/XmlRpc/Response.php Polycast_XmlWriter/XmlRpc/Response.php
--- ZendFramework-1.9.3PL1/Zend/XmlRpc/Response.php	2009-12-03 22:20:22.000000000 +0100
+++ Polycast_XmlWriter/XmlRpc/Response.php	2009-12-03 22:19:59.000000000 +0100
@@ -223,18 +223,17 @@ class Zend_XmlRpc_Response
      */
     public function saveXML()
     {
-        $value = $this->_getXmlRpcReturn();
-        $valueDOM = new DOMDocument('1.0', $this->getEncoding());
-        $valueDOM->loadXML($value->saveXML());
-
-        $dom      = new DOMDocument('1.0', $this->getEncoding());
-        $response = $dom->appendChild($dom->createElement('methodResponse'));
-        $params   = $response->appendChild($dom->createElement('params'));
-        $param    = $params->appendChild($dom->createElement('param'));
-
-        $param->appendChild($dom->importNode($valueDOM->documentElement, true));
-
-        return $dom->saveXML();
+        $xml = new XmlWriter();
+        $xml->openMemory();
+        $xml->startDocument('1.0', $this->getEncoding());
+        $xml->startElement('methodResponse');
+        $xml->startElement('params');
+        $xml->startElement('param');
+        $xml->writeRaw($this->_getXmlRpcReturn()->saveXML());
+        $xml->endElement(); // param
+        $xml->endElement(); // params
+        $xml->endElement(); // methodResponse
+        return $xml->flush();
     }
 
     /**
diff --exclude .git --exclude .svn -rup ZendFramework-1.9.3PL1/Zend/XmlRpc/Value/Array.php Polycast_XmlWriter/XmlRpc/Value/Array.php
--- ZendFramework-1.9.3PL1/Zend/XmlRpc/Value/Array.php	2009-12-03 22:20:22.000000000 +0100
+++ Polycast_XmlWriter/XmlRpc/Value/Array.php	2009-12-03 22:19:59.000000000 +0100
@@ -56,20 +56,24 @@ class Zend_XmlRpc_Value_Array extends Ze
     public function saveXML()
     {
         if (!$this->_as_xml) {   // The XML code was not calculated yet
-            $dom   = new DOMDocument('1.0');
-            $value = $dom->appendChild($dom->createElement('value'));
-            $array = $value->appendChild($dom->createElement('array'));
-            $data  = $array->appendChild($dom->createElement('data'));
-
+            
+            $xml = new XmlWriter();
+            $xml->openMemory();
+            $xml->startDocument('1.0', 'UTF-8');
+            $xml->startElement('value');
+            $xml->startElement('array');
+            $xml->startElement('data');
+            
             if (is_array($this->_value)) {
-                foreach ($this->_value as $val) {
+                foreach ($this->_value as $name => $val) {
                     /* @var $val Zend_XmlRpc_Value */
-                    $data->appendChild($dom->importNode($val->getAsDOM(), true));
+                    $xml->writeRaw($val->saveXML());
                 }
             }
-
-            $this->_as_dom = $value;
-            $this->_as_xml = $this->_stripXmlDeclaration($dom);
+            $xml->endElement(); // data
+            $xml->endElement(); // array
+            $xml->endElement(); // value
+            $this->_as_xml = $this->_stripXmlDeclaration($xml->flush());
         }
 
         return $this->_as_xml;
diff --exclude .git --exclude .svn -rup ZendFramework-1.9.3PL1/Zend/XmlRpc/Value/Base64.php Polycast_XmlWriter/XmlRpc/Value/Base64.php
--- ZendFramework-1.9.3PL1/Zend/XmlRpc/Value/Base64.php	2009-12-03 22:20:22.000000000 +0100
+++ Polycast_XmlWriter/XmlRpc/Value/Base64.php	2009-12-03 22:19:59.000000000 +0100
@@ -73,15 +73,15 @@ class Zend_XmlRpc_Value_Base64 extends Z
      */
     public function saveXML()
     {
-        if (! $this->_as_xml) {   // The XML was not generated yet
-            $dom   = new DOMDocument('1.0', 'UTF-8');
-            $value = $dom->appendChild($dom->createElement('value'));
-            $type  = $value->appendChild($dom->createElement($this->_type));
-            $type->appendChild($dom->createTextNode($this->_value));
-
-            $this->_as_dom = $value;
-            $this->_as_xml = $this->_stripXmlDeclaration($dom);
-        }
+        $xml = new XmlWriter();
+        $xml->openMemory();
+        $xml->startDocument('1.0', 'UTF-8');
+        $xml->startElement('value');
+        $xml->startElement($this->_type);
+        $xml->text($this->_value);
+        $xml->endElement(); // type
+        $xml->endElement(); // value
+        $this->_as_xml = $this->_stripXmlDeclaration($xml->flush());
 
         return $this->_as_xml;
     }
diff --exclude .git --exclude .svn -rup ZendFramework-1.9.3PL1/Zend/XmlRpc/Value/Boolean.php Polycast_XmlWriter/XmlRpc/Value/Boolean.php
--- ZendFramework-1.9.3PL1/Zend/XmlRpc/Value/Boolean.php	2009-12-03 22:20:22.000000000 +0100
+++ Polycast_XmlWriter/XmlRpc/Value/Boolean.php	2009-12-03 22:19:59.000000000 +0100
@@ -69,13 +69,16 @@ class Zend_XmlRpc_Value_Boolean extends 
     public function saveXML()
     {
         if (! $this->_as_xml) {   // The XML was not generated yet
-            $dom   = new DOMDocument('1.0', 'UTF-8');
-            $value = $dom->appendChild($dom->createElement('value'));
-            $type  = $value->appendChild($dom->createElement($this->_type));
-            $type->appendChild($dom->createTextNode($this->_value));
-
-            $this->_as_dom = $value;
-            $this->_as_xml = $this->_stripXmlDeclaration($dom);
+            
+            $xml = new XmlWriter();
+            $xml->openMemory();
+            $xml->startDocument('1.0', 'UTF-8');
+            $xml->startElement('value');
+            $xml->startElement($this->_type);
+            $xml->text($this->_value);
+            $xml->endElement(); // type
+            $xml->endElement(); // value
+            $this->_as_xml = $this->_stripXmlDeclaration($xml->flush());
         }
 
         return $this->_as_xml;
diff --exclude .git --exclude .svn -rup ZendFramework-1.9.3PL1/Zend/XmlRpc/Value/Scalar.php Polycast_XmlWriter/XmlRpc/Value/Scalar.php
--- ZendFramework-1.9.3PL1/Zend/XmlRpc/Value/Scalar.php	2009-12-03 22:20:22.000000000 +0100
+++ Polycast_XmlWriter/XmlRpc/Value/Scalar.php	2009-12-03 22:19:59.000000000 +0100
@@ -45,13 +45,16 @@ abstract class Zend_XmlRpc_Value_Scalar 
     public function saveXML()
     {
         if (!$this->_as_xml) {   // The XML code was not calculated yet
-            $dom   = new DOMDocument('1.0');
-            $value = $dom->appendChild($dom->createElement('value'));
-            $type  = $value->appendChild($dom->createElement($this->_type));
-            $type->appendChild($dom->createTextNode($this->getValue()));
-
-            $this->_as_dom = $value;
-            $this->_as_xml = $this->_stripXmlDeclaration($dom);
+            
+            $xml = new XmlWriter();
+            $xml->openMemory();
+            $xml->startDocument('1.0', 'UTF-8');
+            $xml->startElement('value');
+            $xml->startElement($this->_type);
+            $xml->text($this->getValue());
+            $xml->endElement(); // type
+            $xml->endElement(); // value
+            $this->_as_xml = $this->_stripXmlDeclaration($xml->flush());
         }
 
         return $this->_as_xml;
diff --exclude .git --exclude .svn -rup ZendFramework-1.9.3PL1/Zend/XmlRpc/Value/Struct.php Polycast_XmlWriter/XmlRpc/Value/Struct.php
--- ZendFramework-1.9.3PL1/Zend/XmlRpc/Value/Struct.php	2009-12-03 22:20:22.000000000 +0100
+++ Polycast_XmlWriter/XmlRpc/Value/Struct.php	2009-12-03 22:19:59.000000000 +0100
@@ -47,7 +47,6 @@ class Zend_XmlRpc_Value_Struct extends Z
         parent::__construct($value);
     }
 
-
     /**
      * Return the XML code that represent struct native MXL-RPC value
      *
@@ -56,21 +55,27 @@ class Zend_XmlRpc_Value_Struct extends Z
     public function saveXML()
     {
         if (!$this->_as_xml) {   // The XML code was not calculated yet
-            $dom    = new DOMDocument('1.0');
-            $value  = $dom->appendChild($dom->createElement('value'));
-            $struct = $value->appendChild($dom->createElement('struct'));
-
+            
+            $xml = new XmlWriter();
+            $xml->openMemory();
+            $xml->startDocument('1.0', 'UTF-8');
+            $xml->startElement('value');
+            $xml->startElement('struct');
+            
             if (is_array($this->_value)) {
                 foreach ($this->_value as $name => $val) {
                     /* @var $val Zend_XmlRpc_Value */
-                    $member = $struct->appendChild($dom->createElement('member'));
-                    $member->appendChild($dom->createElement('name', $this->_escapeXmlEntities($name)));
-                    $member->appendChild($dom->importNode($val->getAsDOM(), 1));
+                    $xml->startElement('member');
+                    $xml->startElement('name');
+                    $xml->text($name);
+                    $xml->endElement(); // name
+                    $xml->writeRaw($val->saveXML());
+                    $xml->endElement(); // member
                 }
             }
-
-            $this->_as_dom = $value;
-            $this->_as_xml = $this->_stripXmlDeclaration($dom);
+            $xml->endElement(); // struct
+            $xml->endElement(); // value
+            $this->_as_xml = $this->_stripXmlDeclaration($xml->flush());
         }
 
         return $this->_as_xml;
diff --exclude .git --exclude .svn -rup ZendFramework-1.9.3PL1/Zend/XmlRpc/Value.php Polycast_XmlWriter/XmlRpc/Value.php
--- ZendFramework-1.9.3PL1/Zend/XmlRpc/Value.php	2009-12-03 15:27:12.000000000 +0100
+++ Polycast_XmlWriter/XmlRpc/Value.php	2009-12-03 22:19:59.000000000 +0100
@@ -119,7 +119,7 @@ abstract class Zend_XmlRpc_Value
     public function getAsDOM()
     {
         if (!$this->_as_dom) {
-            $doc = new DOMDocument('1.0');
+            $doc = new DOMDocument('1.0', 'UTF-8');
             $doc->loadXML($this->saveXML());
             $this->_as_dom = $doc->documentElement;
         }
@@ -127,9 +127,9 @@ abstract class Zend_XmlRpc_Value
         return $this->_as_dom;
     }
 
-    protected function _stripXmlDeclaration(DOMDocument $dom)
+    protected function _stripXmlDeclaration($xml)
     {
-        return preg_replace('/<\?xml version="1.0"( encoding="[^\"]*")?\?>\n/u', '', $dom->saveXML());
+        return preg_replace('/<\?xml version="1.0"( encoding="[^\"]*")?\?>\n/u', '', $xml);
     }
 
     /**