MS Office 2007 taking up to 3 hours to install!

[jdash]

When I've installed Office 2007, I enabled all features including .net programmability support. When the progress bar reaches to the point in this pic,

It doesn't move for 2 hours! so when the process is on "Applying Updates" I quit the installation. What's making the installation so slow?

Here is the installation Log file. I'm Installing Ultimate Edition. The screenshot was not the actual one but the installation doesn't respond to that point.