Real easy pal..
Run engine for a few mins
Turn off engine, remove sump plug. On back of sump.
Wait for oil to stop running and then remove old oil filter.
Run some new oil around the ring of new oil filter and new sump plug.
Screw both new bits in
Oil change done
Remove engine cover
Remove coilpacks (2 allen key bolts on each?)
Use long socket or spark plug spanner to remove all plugs and refit new ones.
Screw back on coilpacks.
Spark plugs done
Open air box
Lift out air filter, think it might be clipped in somehow. Cant remember.
Fit new filter in and close airbox
Air filter done
Simples

Might be good idea to buy haynes maual too