You can also use scroll bar buttons.

 will take you to the first screen page.  Key short cut is F21 Ctrl+PageUp.

 will take you to the last screen page.  Key short cut is F24 Ctrl+PageDown.

 will take you to the previous screen page.  Key short cut is F22 PageUp.

 will take you to the next screen page.  Key short cut is F21 F23 PageDown.