Most popular Products, Best Seller Products and New Products using adding unique icons....

Hi.....

I want to differentiate  Most popular Products, Best Seller Products and New Products using adding unique icons....  


for example....

for best seller products ,
    want to display bestseller.ico with product .... wherever best seller products will display... it may be on home page...or on  product detail page.....

how can i do this.....????

HI,
Go to Admin Side
Choose
Configuration-->Settings--->Catalog Settings
choose option show best sellers on home page