// JavaScript Document
function Show_1()
{
    document.getElementById("menu_tj").style.display= "block";
   document.getElementById("pri_hid").style.display= "none";
}

function Hidden_1()
{
    document.getElementById("menu_tj").style.display = "none";
    document.getElementById("pri_hid").style.display= "block";
}
function Show_2()
{
    document.getElementById("menu_gs").style.display= "block";
}

function Hidden_2()
{
    document.getElementById("menu_gs").style.display = "none";
}