Internet Explorer 7 only allows you to download two files from the same server at a time.
1. Click on the Start Button and type in Regedit.
2. When Registry Editor loads navigate through HKEY_CURRENT_USER, Software, Microsoft, Windows, CurrentVersion and Internet Settings.
3. Right click on MaxConnectionsPerServer and select Modify. Set the decimal value to something greater than 2.
4. Right click on MaxConnectionsPer1_0Server and select Modify. Set the decimal value to something greater than 2.