I am getting two different xmlHttp.status codes back from two different servers with the same files on each server. What should I check?

xmlHttp.status 404 on the qa server doesnt complete request

xmlHttp.status 200 on the dev server all is great.

Any Ideas what could be missing?

Below is what I have build with several different languages. It works great but I need help, I am stuck.

When you click on an item in the dropdown autocomplete div it does a mousedown function and send the item number to the xmlHttp and works awesome. Now I need to add an apply button next to it. so they can type in the complete number then hit apply and it does the same function. I cant get it to work with the script I have....

On mouseover it goes to the correct map say TheMap1.jpg and then on mouseOut it defaults back to map, I need to do a onClick that sets the TheMap1.jpg mouseOver to the default TheMap.jpg so the TheMap1.jpg is now the default image not the TheMap.jpg. So after I click for information, and mouseOut of that area TheMap1.jpg will stay as all the MouseOuts Until I click another area of the map say TheMap10.jpg once clicked TheMap10.jpg will become the...