Does Poser follow the Windows pointer rules or does it make its own? For Windows you've got options in the Control Panel- 1 Ease of Access to change the pointer size and colour and 2 Mouse Properties for pointer trails and show pointer with the Ctrl keyboard button.

Poser 11 , 180Gb in 8 Runtimes, PaintShop Pro 9
Windows 7 64 bit, Avast AV, Comodo Firewall
Intel Q9550 Quad Core cpu,  16Gb RAM, 250Gb + 250Gb +160Gb HD, GeForce GTX 1060