--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -61,15 +61,16 @@
   IF(ITKHDF5_LOADED)
 		message(WARNING "ITK compiled with HDF5 support!")
     SET(USE_ITK_HDF5 ON)
+  ELSE(ITKHDF5_LOADED)
+    SET(USE_ITK_HDF5 OFF)
   ENDIF(ITKHDF5_LOADED)
  ELSE(ITK_FOUND AND ITK_VERSION_MAJOR VERSION_EQUAL 4) # check if using ITK HDF5 library
- 
+  SET(USE_ITK_HDF5 OFF)
   IF(ENABLE_SUPERBUILD)
 		OPTION(USE_SYSTEM_HDF5 "Use System HDF5 > 1.8" ON)
 	ELSE(ENABLE_SUPERBUILD)
 		SET(USE_SYSTEM_HDF5 ON)
   ENDIF(ENABLE_SUPERBUILD)
-  
  ENDIF(ITK_FOUND AND ITK_VERSION_MAJOR VERSION_EQUAL 4) # check if using ITK HDF5 library
 
 ENDIF(BUILD_MINC2)

--- a/ezminc/examples/trilinear_resample.cpp
+++ b/ezminc/examples/trilinear_resample.cpp
@@ -120,6 +120,7 @@
     minc_1_writer wrt;
     wrt.open(argv[optind+1],new_info,2,NC_FLOAT);
     save_simple_volume<float>(wrt,output_vol);
+    //wrt.close();
   } catch (const minc::generic_error & err) {
     std::cerr << "Got an error at:" << err.file () << ":" << err.line () << std::endl;
     std::cerr << err.msg()<<std::endl;

--- a/ezminc/minc_1_rw.cpp
+++ b/ezminc/minc_1_rw.cpp
@@ -598,10 +598,19 @@
     }
   }
   
-  minc_1_reader::~minc_1_reader()
+  void minc_1_reader::close(void)
   {
     if(_have_temp_file)
       remove(_tempfile.c_str());
+    
+    _have_temp_file=false;
+    
+    minc_1_base::close();
+  }
+  
+  minc_1_reader::~minc_1_reader()
+  {
+    close();
   }
 
   minc_1_writer::minc_1_writer():
@@ -1310,8 +1319,8 @@
     }
     miicv_put(_icvid, &_cur[0], &_slab[0], buffer);
   }
-  
-  minc_1_writer::~minc_1_writer()
+
+  void minc_1_writer::close(void)
   {
     if(_set_image_range)
     {
@@ -1319,6 +1328,13 @@
       mivarput1(_mincid, _icmax, 0, NC_DOUBLE, NULL, &_image_range[1]);
       miset_valid_range(_mincid, _imgid, _image_range);
     }
+    minc_1_base::close();
+  }
+
+
+  minc_1_writer::~minc_1_writer()
+  {
+    close();
   }
   
   void minc_1_writer::copy_headers(const minc_1_base& src)

--- a/ezminc/minc_1_rw.h
+++ b/ezminc/minc_1_rw.h
@@ -108,7 +108,7 @@
     virtual ~minc_1_base();
     
     //! close the minc file
-    virtual void close();
+    virtual void close(void);
 
     //! is last slice was read?
     bool last(void) const 
@@ -157,7 +157,7 @@
     const dim_info& dim(unsigned int n) const
     {
       if(n>=static_cast<unsigned int>(_ndims)) 
-	REPORT_ERROR("Dimension is not defined");
+        REPORT_ERROR("Dimension is not defined");
       return _info[n];
     }
     
@@ -324,10 +324,18 @@
     
     //! default constructor
     minc_1_reader();
+
+    //! close the minc file
+    virtual void close(void);
     
     //! destructor
     virtual ~minc_1_reader();
+    
     //! open a minc file
+    //! \param path - path to existing  minc file
+    //! \param positive_directions  - make all step sizes positive
+    //! \param metadate_only - file is opened only for the purpose of reading metadata (will save memory)
+    //! \param rw - file headers may be modified
     void open(const char *path,bool positive_directions=false,bool metadate_only=false,bool rw=false);
     
     //! read single slice
@@ -357,33 +365,59 @@
       bool _calc_min_max;
       bool _write_prepared;
     public:
+      //! open minc file for writing - will overwrite existing 
+      //! \param path - path to minc file
+      //! \param inf  - information about dimensions
+      //! \param slice_dimensions - number of dimensions per slice (used for storage)
+      //! \param datatype - storage datatype
+      //! \param __signed - check if datatype will be signed or not
       void open(const char *path,const minc_info& inf,int slice_dimensions,nc_type datatype,int __signed=0);
+      
+      //! open minc file for writing - will overwrite existing 
+      //! \param path - path to minc file
+      //! \param imitate  - all information is copied from this opened minc file
       void open(const char *path,const minc_1_base& imitate);
+      
+      //! open minc file for writing - will overwrite existing 
+      //! \param path - path to minc file
+      //! \param imitate_file  - all information is copied from this existing minc file
       void open(const char *path,const char *imitate_file);
     
+      //! prepare for writing float array
       void setup_write_float(void);
+      //! prepare for writing double array
       void setup_write_double(void);
+      //! prepare for writing short array
       void setup_write_short(bool normalize=false);
+      //! prepare for writing unsigned short array
       void setup_write_ushort(bool normalize=false);
+      //! prepare for writing unsigned char array
       void setup_write_byte(bool normalize=false);
+      //! prepare for writing int array
       void setup_write_int(bool normalize=false);
+      //! prepare for writing unsigned int array
       void setup_write_uint(bool normalize=false);
     
       //! copy header from another minc file
+      //! \param src - path to existing minc file
       void copy_headers(const minc_1_base& src);
     
       //! append a line into minc history
+      //! \param append_history - history line to append
       void append_history(const char *append_history);
       
-      
-      //! constructor
+      //! default constructor
       minc_1_writer();
       
+      //! make a copy of another writer
       minc_1_writer(const minc_1_writer&);
       
       //! destructor
       virtual ~minc_1_writer();
       
+      //! close the minc file
+      virtual void close(void);
+      
       //!write a single slice, size of the buffer should be more or equall to slab_len
       void write(void* slice);
   };