Issue with domain redirection

view story

http://serverfault.com – I have a flash games website which is hosted at godaddy server. But because of heavy traffic on my site the godaddy server gets down. So I changed the hosting to Midphase server. The strange thing is i have created new name servers and new database in my mid phase server but still the web site is coming from the godaddy server. When i do any modifications from the godaddy ftp i am getting the modifications but when i do any modifications in the mid phase server. No changes are happening. One strange thing is the who.is is showing the new name servers and new server details but not getting th (HowTos)