please help me security issue
 

Hello friends
this was never happened before with me , even exactly i dont have right words to express the problem
my forum was working fine all of sudden i seen some text like error on my screen while i was browsing my forum
here is the screen short
1

i tried to open my forum site in a new tab , in the browser i seen a pop up to install the missing plugin/addon
it was installed some thing from/in java
after i tried to browse my forum every time i see the pop up like shown in screen short 2

this all not looks normal happened i think , please can any budy guide me what exectly happened ?
iam unable to browse my forum , how can i set it back to the normal ?
and what could be the safety precaution for above ?

Hope to have a guide .. Thanks & Best Regards

That dialogue box is asking you if you want to run Adobe Flash, this pop up is your anti virus software kicking into action, Adobe Flash is quite safe to run, so click on run and see what happens.

Spangle
mate most of time we use Adobe flash player but i havent seen any security warning to accept before use , and one thing more if its adobe flash player then the publisher should not be UNKNOWN , From shows http://secure2dumps.com

this thing sense me something strange/ abnormal
please have a look on screen shorts i have attached
hope to have a guide to get rid off this issue ..
Thanks & Regards