diff --git a/python/vasp/inpconf.py b/python/vasp/inpconf.py
index bbdec89e..0f3ecc24 100644
--- a/python/vasp/inpconf.py
+++ b/python/vasp/inpconf.py
@@ -62,8 +62,7 @@ class ConfigParameters:
 
         self.gr_required = {
             'shells': ('shells', lambda s: map(int, s.split())),
-            'emin': ('emin', float),
-            'emax': ('emax', float)}
+            'ewindow': ('ewindow', self.parse_energy_window)}
 
         self.gr_optional = {
             'normalize' : ('normalize', self.parse_string_logical, True),
@@ -133,6 +132,21 @@ class ConfigParameters:
         assert first_char in 'tf', "Logical parameters should be given by either 'True' or 'False'"
         return first_char == 't'
 
+################################################################################
+#
+# parse_energy_window()
+#
+################################################################################
+    def parse_energy_window(self, par_str):
+        """
+        Energy window is given by two floats, with the first one being smaller
+        than the second one.
+        """
+        ftmp = map(float, par_str.split())
+        assert len(ftmp) == 2, "EWINDOW must be specified by exactly two floats"
+        assert ftmp[0] < ftmp[1], "The first float in EWINDOW must be smaller than the second one"
+        return tuple(ftmp)
+
 ################################################################################
 #
 # parse_string_tmatrix()
diff --git a/python/vasp/plotools.py b/python/vasp/plotools.py
index c7000ede..5e38c6c0 100644
--- a/python/vasp/plotools.py
+++ b/python/vasp/plotools.py
@@ -187,8 +187,7 @@ class ProjectorGroup:
         """
         Constructor
         """
-        self.emin = gr_pars['emin']
-        self.emax = gr_pars['emax']
+        self.emin, self.emax = gr_pars['ewindow']
         self.ishells = gr_pars['shells']
         self.ortho = gr_pars['normalize']
         self.normion = gr_pars['normion']
@@ -319,7 +318,6 @@ class ProjectorShell:
         self.lm2 = (self.lorb+1)**2
 
         self.ndim = self.extract_tmatrices(sh_pars)
-        print "  Dimension of subspace:", self.ndim
 #        if self.tmatrix is None:
 #            self.ndim = self.lm2 - self.lm1
 #        else:
@@ -620,6 +618,7 @@ def generate_plo(conf_pars, el_struct):
         print "    Shell         : %s"%(pshell.user_index)
         print "    Orbital l     : %i"%(pshell.lorb)
         print "    Number of ions: %i"%(len(pshell.ion_list))
+        print "    Dimension     : %i"%(pshell.ndim)
         pshells.append(pshell)
 
     pgroups = []