TUTORIAL : cute newer and older post icon

dashboard > template > edit HTML > tick Expand Widget > press Ctrl + F

for home, find this code

 <data:homeMsg/>

replace it with this code 

<img src='url icon image'/>

for newer post, find this code

<data:newerPageTitle/>

and replace it with this code again

 <img src='url icon image'/>

for older post, find this code

 <data:olderPageTitle/>

 and again, replace it with this code 

 <img src='url icon image'/>

click here for cute icon to use Glitter-Graphics 

save and done :)