var whichmenu="exhibition";
var language="greek";
var themenu=new Array("exhibition","participants","categories","presentation","deadline","submissions","allparticipants","results");

function changeTabs(a,b)
{
	if ((a==null)||(a=="")) a="exhibition";
	else;
	
	for(i=0;i<8;i++) { document.getElementById("menu"+themenu[i]).className=""; }
	document.getElementById("menu"+a).className="active";
	
	whichmenu=a;
	language=b;
}

function showThat(a)
{	
	if (navigator.userAgent.toLowerCase().indexOf('msie')!=-1) location.assign("page.asp?which="+a+"&lang="+language);
	else window.location="page.asp?which="+a+"&lang="+language;
	
	whichmenu=a;
}

function changeLang(a,b)
{
	language=a;
	showThat(b);
}