getting ID of the post that i cilck on

Hello All,

My Name is Somasundaram, Now i am working on a site using wordpress, in the middle of developing the site i got a problem.

these are the some sample posts in wordpress
please check URL for more reference:
http://img99.imageshack.us/my.php?image=70388334il2.png

I can able to get the ID of the post in side the loop, but i want to get the ID of the post that i click on in outside the loop.

please check URL for more reference:
http://img73.imageshack.us/my.php?image=64714928xr5.png

I am using mootools, i want load those contents inside the div that i initially make visibility false after then by passing mootools i make the div’s visibility true.

please check URL for more reference:
http://img228.imageshack.us/my.php?image=3ahn3.png
http://img523.imageshack.us/my.php?image=92687693wl6.png

Thankyou