how to make rectanlge on a picture?

[gurmeet]

can any1 sugget me how to draw rectangle on a picture.... i know the clip is used to draw it, but dont know how to implement it... plz guide me..

[vwphillips]

http://www.vicsjavascripts.org.uk/BorderShapes/BorderShapes.htm

http://www.vicsjavascripts.org.uk/ImageHighLight/ImageHighLight.htm

[gurmeet]

i dont want to make the border of the picture, i want to draw rectangel in between the picture..