Try this...

Code:
var mouse_move[3];

var bodentiles[4000];
var bodentiles_start = 0;
i=0;                       //<<<<<ONLY CHANGES
while (i < 4000)           //<<<<<ONLY CHANGES
{
   bodentiles[i] = 0;
   i += 1;
}
or try
Code:
var mouse_move[3];
var bodentiles[4000];
var bodentiles_start = 0;
var xx;  for(xx=0; xx<4000; xx++)  bodentiles[xx] = 0;


"There is no fate but what WE make." - CEO Cyberdyne Systems Corp.
A8.30.5 Commercial