// JavaScript Document
function open_panel(id)
{

    document.getElementById('pk').style.display = "none";
	document.getElementById('dv').style.display = "none";
	document.getElementById('km').style.display = "none";
	document.getElementById('sim').style.display = "none";
	document.getElementById('tb').style.display = "none";
    document.getElementById(id).style.display = "block";
}
function open_panel1(id)
{
    document.getElementById('info').style.display = "none";
    document.getElementById(id).style.display = "block";
}