paypal change SetExpressCheckout paremeters

[ameisina]

Hi ,

 

I have one paypal account but i have two online shop with prestashop. here it's www.dwmzone.com and www.odlstore.com

 

my questions is.

 

i Hope it will shows Dwmzone on the top left corner after cutomer checkout the cart and it will shows odlstore on the top left corner same situation.

 

I know need to change the some parameters which will taken by the function SetExpressCheckout but i have no idea where to change the parameters or the BRAND NAME.

 

Enclosed you will see pictures which will show more details about my questions.

 

thanks!

 

Jon