function ShowTab(e1, e2, e3) { 
	for(var i=1; i<=e3; i++){
		document.getElementById("w"+i).style.display="none";
		document.getElementById("tab_"+i).className="default";
		}
	document.getElementById(e1).style.display="";
	document.getElementById(e2).className="current";
}
function ShowTab2(e1, e2, e3) { 
	for(var i=1; i<=e3; i++){
		document.getElementById("w1_"+i).style.display="none";
		document.getElementById("tab1_"+i).className="default";
		}
	document.getElementById(e1).style.display="";
	document.getElementById(e2).className="current";
}
function ShowTab_bott(e1, e2, e3) { 
	for(var i=1; i<=e3; i++){
		document.getElementById("w_bott"+i).style.display="none";
		document.getElementById("tab_bott_"+i).className="default";
		}
	document.getElementById(e1).style.display="";
	document.getElementById(e2).className="current";
}