it's just a piece of cake bro , just simply click at the add filles icon located mostly at the top of the tittle tab and then when the tabs appear with browse buttons click that then select a picture you wished to send then click on the open button located at the lower part of that window , once you got that simply click on upload and vuwalah!! just follow the same steps if you wanna add more pictures to send ! you can upload as much pictures you want depending on how fast your computer  is .... if you want to ask more info you may email me  brassmonkey@hotmail.ph and i can provide you screenshots for better tutoring :) have fun and explore your computer :)

-brassmonkey