How do I upload picture to my website when they have a sur= ../../../My%20Family%20Picture… What do I?

How do I get rid or change the img scr=../../../My%20Family%20Pictures%20an… Ia ma trying to upload pictures to a website. When I upload them in my html editor they look fine. Then when I look at them on the website they are not there. I notice I get the above %20 stuff. They are jif pics but they don't show up. Anyone with help?