RAT_ROW() Current mouse row

 Returns
 <nRow> => mouse row right now

 Syntax
 RAT_ROW()

 Description
 This gives the CURRENT mouse row

 Examples
  ?"Mouse is at row :",rat_row()

 Notes:
 This is different from RAT_ROWL() or RAT_ROWR() in
 that these two functions return the recorded row when the mouse
 button was last pressed, RAT_ROWL() for left or RAT_ROWR() for
 right.

 This function tells where the mouse is right now.

 Source: S_MOUSE.ASM