RPG MAKER 2003 TUTORIAL HOW TO MAKE A HORSE RIDE

This Is How To Make A Horse Ride
1.Create One Switch For When He Is Riding The Horse
2.Create 5 Variables (Player X, Player Y, Horse X, Horse Y, Riding Key)
3. Create An Event With A Horse Graphic And Call The Event "Horse"(A Horse By Itself)
4.Put In These Actions:
<>Change Sprite Association: The Main Hero Riding The Horse
<>Switch The Riding Switch ON
5. Create A New Event Page And Put Its Condition As The Riding Switch ON
6.Create A Common Event And Call It Riding The Horse Or What Ever You Prefer
7.Make It Parallel Process And Trigger Riding Switch
8.Follow What I Do:

<>Key Input Proc.: (Uncheck All Apart From The Desicion Key)
<>Branch If Var.: is 5
<>Variable Set, Var. 's Value
<>Variable Set, Var. 's Value
<>Variable Set, Hero X Coord.
<>Variable Set, Hero Y Coord.
<>Change Event Location; Horse (V,V)
<>Branch If Hero Up Facing
<>Move Event: Horse, Face Up
<>
:Else Handler
<>Branch If Hero Right Facing
<>Move Event: Horse, Face Right
<>
:Else Handler
<>Branch If Hero Down Facing
<>Move Event: Horse, Face Down
<>
:Else Handler
<>Branch If Hero Left Facing
<>Move Event: Horse, Face Left
<>
:End
<>
:End
<>
:End
<>
:End
<>Change Sprite Association: Hero Back To Normal
<>Switch Riding Switch Off
:Else Handler
<>
:End

This Should Work If It Doesn't The Tell Me What Is Wrong