Index: trunk/zoo-project/zoo-services/gdal/dem/cgi-env/Gdal_Dem.zcfg
===================================================================
--- trunk/zoo-project/zoo-services/gdal/dem/cgi-env/Gdal_Dem.zcfg	(revision 790)
+++ trunk/zoo-project/zoo-services/gdal/dem/cgi-env/Gdal_Dem.zcfg	(revision 917)
@@ -44,4 +44,13 @@
     <Default />
    </LiteralData>
+  [co]
+   Title = Creation Option
+   Abstract = string representing options (NAME=VALUE)
+   minOccurs = 0
+   maxOccurs = 1
+   <LiteralData>
+    DataType = string
+    <Default />
+   </LiteralData>
  </DataInputs>
  <DataOutputs>
Index: trunk/zoo-project/zoo-services/gdal/dem/service.c
===================================================================
--- trunk/zoo-project/zoo-services/gdal/dem/service.c	(revision 790)
+++ trunk/zoo-project/zoo-services/gdal/dem/service.c	(revision 917)
@@ -2486,4 +2486,19 @@
       setMapInMaps(outputs,"Result","value",tmpMap->value);
     }
+    
+    tmpMap=getMapFromMaps(inputs,"co","value");
+    if(tmpMap!=NULL){
+      papszCreateOptions = CSLAddString( papszCreateOptions, tmpMap->value );  
+      map* tmpMap1;
+      maps* tmpMaps=getMaps(inputs,"co");
+      if((tmpMap1=getMapFromMaps(inputs,"co","length"))!=NULL){
+        int i=1;
+        int length=atoi(tmpMap1->value);
+        for(;i<length;i++){
+          tmpMap=getMapArray(tmpMaps->content,"value",i);
+          papszCreateOptions = CSLAddString( papszCreateOptions, tmpMap->value );
+        }
+      } 
+    }    
 
     tmpMap=NULL;