* check for the origin of the url (with or without www) to select the suitable ajax url to fullfill the same origin policy

* creating an sequence of two-element tuples with the queries gotten from the ajax calling instance
* use that sequence of tuples with the urlencode() method to create the encoded string of queries

* we get a request from the ajax function in the javascript
* we parse the queries of the request
* we send a request with the parsed queries to the vvo server
* we get the data from the vvo server
* we send the data to the requesting ajax function

* we get our data now from a python script on same server as the webpage
* url was changed to our own server
* we must delete one char more at begin and end of the response string

* ajaxCall() function now with parameter for type of response value, available values: "text", "xml" & "json"

some more comments for documentation