1.) Login To Your Facebook Via Firefox Browser.
2.) Click On Tools Menu Of Firefox Browser,Than Go To Options,Than Content Tab,And Uncheck "Load Images Automatically" Line And Click Ok.
3.) Now,Go To Your Wall And Click "Upload Images/Videos".
Fourthly,Try To Upload A Photo Or Video,It Will Upload At Much Faster Speed As Compared To Before When "Automatically Load Images" Option Was Enabled.