diff --git a/python/placement.py b/python/placement.py
index 8b03194..282c654 100644
--- a/python/placement.py
+++ b/python/placement.py
@@ -1,6 +1,6 @@
 from web.library.models import Placement
 
-def print_shelf(shelf, title=None):
+def print_shelf(shelf, category=None, title=None):
 	# Discover the dimensions of the shelves
 	cols = len(shelf)
 	rows, cell_height, cell_width = 0,0,0
@@ -37,6 +37,9 @@ def print_shelf(shelf, title=None):
 
 				except:
 					content = ""
+
+				if category and content.upper() == category.upper():
+					content = "\x1B[31;1m" + content.upper() + "\x1B[0m"
 					
 				spacing = " "*(cell_width-len(content))
 				output.append( format_cell %(content, spacing) )
@@ -55,9 +58,9 @@ def print_all_shelves():
 		print_shelf(Placement.shelf_as_list(shelfname), title=shelfname)
 
 
-def print_shelf_cmd(shelfname):
+def print_shelf_cmd(shelfname, category):
 	if shelfname:
-		print_shelf(Placement.shelf_as_list(shelfname), title=shelfname)
+		print_shelf(Placement.shelf_as_list(shelfname), category=category, title=shelfname)
 	else:
 		print_all_shelves()
 
diff --git a/python/worblehat.py b/python/worblehat.py
index ccf507c..5bc4694 100755
--- a/python/worblehat.py
+++ b/python/worblehat.py
@@ -89,7 +89,7 @@ commands = { 'show':
                'options': [],
                'fun': edit_book_or_person },
 	     'map':
-	     { 'args': [('shelfname', (0,1))],
+	     { 'args': [('shelfname', (0,1)), ('category', (0,1))],
 	       'options': [],
 	       'fun': placement.print_shelf_cmd }
              }