I attached a picture of it, there's a small box in the upper left corner of my screen, when i click on it nothing happens, when i point the mous on it, the mouse arrow changes to a resize arrow ....is this some sort of a secuirty issue, virus ? trojan ?spyware ? i have to go to work now, i'll scan my computer for everything tonight, and post again, if somebody knows what this is , please reply

very weird !