scr_screenshake_battlefunction
scr_screenshake_battle() //gml_Script_scr_screenshake_battle
{
instance_destroy(obj_screenshake_battle)
var screenshake = instance_create(0, 0, obj_screenshake_battle)
battle_screenshake_duration = argument[0]
battle_screenshake_intensity = argument[1]
battle_screenshake_dec = battle_screenshake_intensity / battle_screenshake_duration
}