{

if keyboard_check(vk_left)
{
box = instance_place(x - speed_max, y, obj_movb);
if box
{
var xx;
xx = x;
move_contact_all(180, speed_max);
xx = (x - (xx - speed_max)) * push_speed;
with box
move_contact_all(180, xx);
move_contact_all(180, speed_max);

}
else
{
if place_free(x - speed_max, y)
x -= speed_max;
else
move_contact_solid(180, speed_max);
}
}

if keyboard_check(vk_right)
{
box = instance_place(x + speed_max, y,obj_movb);
if box
{
var xx;
xx = x;
move_contact_solid(0, speed_max);
xx = (xx + speed_max - x) * push_speed;
with box
move_contact_solid(0, xx);
move_contact_solid(0, speed_max);
}
else
{
if place_free(x + speed_max, y)
x += speed_max;
else
move_contact_solid(0, speed_max);
}
}

if place_free(x, y + 1)
{
gravity = gravity_amount;
}
else
{
gravity = 0;

if keyboard_check(vk_up)
{
vspeed = -jump_speed;
}
}
}