Why does this happen so annoying!

[pebbles36]

Hi, when i go to a website and click on other pages to it i cant open the page to the site and it says something like page unavaliable and the next minute i can open it and then i cannot open it, this is driving me crazy can anybody help me out please
Thankyou

 

[JohnD]

...it says something like...

start by telling us EXACTLY what it says.

 

[dave.m]

start by telling us EXACTLY what it says.

And which browser you use:
Internet Explorer 6 or 7
Firefox
Opera,

and what Operating System, XP or Vista or what.
dave