function SwitchTab(id,num,count)
{
	ClearTab(id,count);
	document.getElementById("tab_" + id + num).className = "tabsel";
	document.getElementById(id + num).style.display = "";
}
function ClearTab(id,count)
{
	for(i=1;i<=count;i++)
	{
		document.getElementById("tab_" + id + i).className = "tabno";
		document.getElementById(id + i).style.display = "none";
	}
}

function bysSwitchTab(id, num, count) {
    bysClearTab(id, count);
    document.getElementById("bys_" + id + num).className = "bystabsel";
    document.getElementById(id + num).style.display = "";
}
function bysClearTab(id, count) {
    for (i = 1; i <= count; i++) {
        document.getElementById("bys_" + id + i).className = "bystabno";
        document.getElementById(id + i).style.display = "none";
    }
}