// change the names in (content-YOURBUTTONNAME) and (i == "on-YOURBUTTONNAME") for each tab
function toggleTabSportbsi(i) {
	document.getElementById("content-sport-tab1").style.display = (i == "on-sport-tab1") ? "block" : "none";
	document.getElementById("content-sport-tab2").style.display = (i == "on-sport-tab2") ? "block" : "none";
	document.getElementById("content-sport-tab3").style.display = (i == "on-sport-tab3") ? "block" : "none";
	document.getElementById("content-sport-tab4").style.display = (i == "on-sport-tab4") ? "block" : "none";

// this stays the same
	document.getElementById("tab-sport-bsi").className = i;
}