You can use this trick to add a caption to any image
simply edit the following url and change the word "SAMPLE+WORDS" to the word you want printed on the image , and edit the picture url to any picture you want.. ( p.s. make sure you leave/add .png onto the end )
example image url
http://tools.webspacemania.com/hlink/
sample+wordshttp://web.media.mit.edu/~hongma/Montreal_Jazz/Tim_Hortons.jpg.png
resulting picture
