its webmail based, that does answer a lot.
And its Yahoo........
Abandon hope all ye who enter here!!!!
sorry Cherokee, only joking.............
when you click 'run' you should actually be clicking Save. this will then make a copy of the image or whatever ON YOUR PCS HARD DISK. Then you can do wit it what you like. I'm guessing that its a sort of mix up thats happening between Yahoos web based interface and your PCs configuration as to what it should do when you click 'Run'.