diff --git a/application/models/ISO19115.php b/application/models/ISO19115.php
index 48aafa3c..ba62fff8 100755
--- a/application/models/ISO19115.php
+++ b/application/models/ISO19115.php
@@ -212,7 +212,7 @@ class ISO19115
 					if ($this->view->config)
 						$geonetwork=$this->view->config->geonetwork->url;
 					else
-						$geonetwork='/geonetwork/';
+						$geonetwork='http://westdc.westgis.ac.cn/geonetwork/';
 					$thumb=base64_encode(file_get_contents($geonetwork.'srv/cn/resources.get?access=public&id='.$r->gid.'&fname='.urlencode($this->graph['filename'])));
 					$sql="insert into thumbnail (id,data,filetype,filedesc,filename) values(?,?,?,?,?)";
 					$db->query($sql,array($id,$thumb,$this->graph['filetype'],$this->graph['filedesc'],$this->graph['filename']));