function boxswap1(tab1){
document.getElementById("tab1").style.display="";
document.getElementById("tab2").style.display="none";
document.getElementById("tab3").style.display="none";
document.getElementById("tab4").style.display="none";
document.getElementById("tab5").style.display="none";
document.getElementById("tab6").style.display="none";
}
function boxswap2(tab2){
document.getElementById("tab1").style.display="none";
document.getElementById("tab2").style.display="";
document.getElementById("tab3").style.display="none";
document.getElementById("tab4").style.display="none";
document.getElementById("tab5").style.display="none";
document.getElementById("tab6").style.display="none";
}
function boxswap3(tab3){
document.getElementById("tab1").style.display="none";
document.getElementById("tab2").style.display="none";
document.getElementById("tab3").style.display="";
document.getElementById("tab4").style.display="none";
document.getElementById("tab5").style.display="none";
document.getElementById("tab6").style.display="none";
}
function boxswap4(tab4){
document.getElementById("tab1").style.display="none";
document.getElementById("tab2").style.display="none";
document.getElementById("tab3").style.display="none";
document.getElementById("tab4").style.display="";
document.getElementById("tab5").style.display="none";
document.getElementById("tab6").style.display="none";
}
function boxswap5(tab5){
document.getElementById("tab1").style.display="none";
document.getElementById("tab2").style.display="none";
document.getElementById("tab3").style.display="none";
document.getElementById("tab4").style.display="none";
document.getElementById("tab5").style.display="";
document.getElementById("tab6").style.display="none";
}