diff --git a/README.md b/README.md
new file mode 100644
index 0000000..dfed107
--- /dev/null
+++ b/README.md
@@ -0,0 +1,8 @@
+# python-bigbluebutton
+Python wrapper for BigBlueButton API
+
+This python script has implementations for all the Bigbluebutton apis.
+
+SALT = secret key for your bigbluebutton server
+
+URL = URL for bigbluebutton e.g. "http://www.exammple.com/bigbluebutton/"
diff --git a/bbb_api.py b/bbb_api.py
index 7dc3c44..725435f 100644
--- a/bbb_api.py
+++ b/bbb_api.py
@@ -19,11 +19,13 @@
 #				Initial version works with 0.7 version of the BBB API                   
 
 
+#@param SALT -- the security salt of the bigbluebutton server e.g. "8cd8ef52e8e101574e400365b55e11a6"
+#@param URL -- the url of the bigbluebutton server e.g. http://test-install.blindsidenetworks.com/bigbluebutton/
+
 import urllib, urllib2, socket
 import hashlib, random
 from xml.dom import minidom 
-from xml.dom.minidom import Node 
-
+from xml.dom.minidom import Node
 
 def bbb_wrap_load_file(url):
     timeout = 10
@@ -58,8 +60,8 @@ def assign2Dict(xml):
 #@param meetingID -- the unique meeting identifier used to store the meeting in the bigbluebutton server
 #@param username -- the display name to be used when the user joins the meeting
 #@param PW -- the attendee or moderator password of the meeting
-#@param SALT -- the security salt of the bigbluebutton server
-#@param URL -- the url of the bigbluebutton server
+#@param SALT -- the security salt of the bigbluebutton server e.g. "8cd8ef52e8e101574e400365b55e11a6"
+#@param URL -- the url of the bigbluebutton server e.g. http://test-install.blindsidenetworks.com/bigbluebutton/
 #
 #@return The url to join the meeting
 
@@ -105,8 +107,9 @@ def createMeetingURL(name, meetingID, attendeePW, moderatorPW, welcome, logoutUR
     if (welcome and welcome != ''):
         welcome_parameters = {'welcome': welcome.strip()} 
         welcome_parameters = urllib.urlencode(welcome_parameters)
-    
+        welcome_parameters = "&" + welcome_parameters
     params = parameters + welcome_parameters
+    # print params
     return url_create  + params + '&checksum=' + hashlib.sha1("create" + params + SALT).hexdigest()