Image Mapping on a image how to show different colors

I have a pictorial representation of an human image and in that image i have  several points

torsoman Image Mapping on a image how to show different colors

By clicking in the grayed circle and i need to show an popup window that need to select either as

1)Active Access Green as shown in fig

2)Inactive as Red

3)Maturing as Yellow

 i need that fill that selectable grayed circle as which selected from the above three

and need show that color on that

How will we achieve this

Can any one suggest how to approach

Can any one suggest a solution plzzzzzzzzz