/* tab browsing script */
function resettabs(){
	for(var i=1;i<5;i++){
		var el = "tab"+i;
		var elinfo = "tabinfo"+i;
		var eachEl = document.getElementById(el);
		var selectedInfo = document.getElementById(elinfo);
		if(eachEl && selectedInfo){
			eachEl.className = "";
			selectedInfo.style.display = "none";
		}
	}		
}
function tabswap(num){
	resettabs()
	var el = "tab"+num;
	var elinfo = "tabinfo"+num;
	var selectedEl = document.getElementById(el);
	var selectedInfo = document.getElementById(elinfo);
	if(selectedEl && selectedInfo){
		selectedEl.className = "selected";
		selectedInfo.style.display = "block";
	}
}
tabswap(1);