strange dots running down monitor with pic on dell 24"

[kinggost]

i have a dell 2405fpw and have strange dots at the upper left corner the dots keep fickering diff colours. I didnt kno where to post this so sorry if its in wrong place anyway here the pic

[img=http://img381.imageshack.us/img381/8083/dots7jo.th.png]

sorry if you cant see it but its like little pixcles are dead

 

[kinggost]

there 9 on there but they all change colour they dont stick on them colours there

 

[kinggost]

yeh was a scrren grab i ran a programe called udpixel now its gone i thought it was more of a graphic problem