I cannot open www.facebook.com on my computer my os is windows7 and it doesn't work in any of my browsers.. wonder y??
:(
Please help...

Try https://www.facebook.com

I am using the same it shows web page is not available.. but at rare times it works too... the pbm started for 1 week..

Clear your cache and cookies and reboot.
If that's not enough, try a different browser.
I keep 3 browsers on my desktop for times like this.