problem with Ajax load XML file script

[kvdk]

1) Script Title: Ajax load XML file script

2) Script URL (on DD): http://www.dynamicdrive.com/dynamicindex11/ajax.htm

3) Describe problem: i used the script before but since today it shows a error and stops the script! the error is:
XMLHttpRequest is undefined
problem solved

[kvdk]

i found the problem one of the other scripts was interfearing
so no help needed annymore