function tab_sw(n)
{
    var o = false;
    var cmd = "o = document.getElementById('li" + n +"')";
    eval(cmd);
    if (o){
        o.className = 'current';
    }
    for (var i =1; i<=10; i++){ //most 10 tabs
        if ( i == n) continue;
        var o = false;
        var cmd = "o = document.getElementById('li" + i +"')";
        eval(cmd);
        if (o){
            o.className = '';
        }
    }
}

function show1(div1)
{
	var o = document.getElementById(div1);
	o.style.display = '';
	for (var i=1; i<arguments.length; i++){
		var o = document.getElementById(arguments[i]);
		if  (o)
			o.style.display = 'none';	
	}
}


function secBoard(n)
{
//for(i=0;i<secTable.cells.length;i++)
secTable.cells[1].className="brand_map2";
secTable.cells[3].className="brand_map2";
secTable.cells[5].className="brand_map2";
secTable.cells[7].className="brand_map2";

var a = n*2+1;
secTable.cells[a].className="brand_map3";

for(i=0;i<mainTable.tBodies.length;i++)
mainTable.tBodies[i].style.display="none";
mainTable.tBodies[n].style.display="block";
}