function pods(force1, force2, force3, force4, force5, force6){
document.getElementById(force1).style.background='#CBE2FF';
document.getElementById(force2).style.background='#608DEA';
document.getElementById(force3).style.background='';
document.getElementById(force4).style.background='';
document.getElementById(force5).style.background='';
document.getElementById(force6).style.background='';
}
function pods_a(force1, force2, force3, force4){
document.getElementById(force1).style.background='';
document.getElementById(force2).style.background='';
document.getElementById(force3).style.background='';
document.getElementById(force4).style.background='';
}