function useWeaponOnEffectiveArea(leek)
{
    var enemy_cell = getCell(leek);
    var cell_area = getWeaponEffectiveArea(enemy_cell);
    var moi_cell = getCell();
    var cell,dist=999;
    for(var i=0;i<count(cell_area);i++)
    {
        if(inArray(cell_area,cell_area[i]) and dist>=getCellDistance(enemy_cell,cell_area[i]))
        {
            cell=cell_area[i];
            dist=getCellDistance(enemy_cell,cell_area[i]);
        }
    }
    useWeaponOnCell(cell);
}