UML Activity Diagrams

I need activity diagrams done in a few hours for my project as I am currently working on other parts such as use case diagrams, data entity diagram, uml class diagram etc. So all I need completed are simple/generic Activity Diagrams for the following:

-Login
-Signup
-Search products
-Checkout
-Create order

I will provide more information about the project needed to complete the Activity Diagrams. Deadline for this project