function door(btn)
    {
        
        if(btn.id == "menu1")
        {
            Tab1.style.display = "block";			
            Tab2.style.display = "none";
			menu1.className="orgBtnOver";
			menu2.className="orgBtnOut";
        }
        else if(btn.id == "menu2")
        {
            Tab2.style.display = "block";
            Tab1.style.display = "none";
			menu1.className="orgBtnOut";
			menu2.className="orgBtnOver";
        }
    }