function tabChange(val){
	if(document.getElementById("tabBOX1")){	document.getElementById("tabBOX1").style.display = "none";}
	if(document.getElementById("tabBOX2")){	document.getElementById("tabBOX2").style.display = "none";}
	if(document.getElementById("tabBOX3")){	document.getElementById("tabBOX3").style.display = "none";}
	document.getElementById(val).style.display = "block";
}
function tabinit(){
	if(document.cookie.indexOf("tabstatus") != -1){
		document.getElementById("tabBOX1").style.display = "none";
		document.getElementById("tabBOX2").style.display = "none";
		document.getElementById("tabBOX3").style.display = "none";

		var cookies = document.cookie+";";
		var start = cookies.indexOf("tabstatus");
		var end = cookies.indexOf(";",start);
		var status = cookies.substring(start,end);
		var result = status.split("=");
		document.getElementById(result[1]).style.display = "block";
		var date = new Date();
		date.setYear(date.getYear() - 1);
		document.cookie = "tabstatus=;path=/;expires=" + date.toGMTString();
	}else{
		document.getElementById("tabBOX1").style.display = "block";
		document.getElementById("tabBOX2").style.display = "none";
		document.getElementById("tabBOX3").style.display = "none";
	}
}

function setCookie(val){
	document.cookie = "tabstatus=" + val + ";path=/";
}