function car()

{
	 document.getElementById('car').style.display="block";
	 document.getElementById('cou').style.display="none";
	 document.getElementById('pla').style.display="none";
	 document.getElementById('stu').style.display="none";
}



function cou()

{
	 document.getElementById('car').style.display="none";
	 document.getElementById('cou').style.display="block";
	 document.getElementById('pla').style.display="none";
	 document.getElementById('stu').style.display="none";
}




function pla()

{
	 document.getElementById('car').style.display="none";
	 document.getElementById('cou').style.display="none";
	 document.getElementById('pla').style.display="block";
	 document.getElementById('stu').style.display="none";
}



function stu()

{
	 document.getElementById('car').style.display="none";
	 document.getElementById('cou').style.display="none";
	 document.getElementById('pla').style.display="none";
	 document.getElementById('stu').style.display="block";
}


function adm()

{
	 document.getElementById('adm').style.display="block";
	 document.getElementById('asi').style.display="none";
	 document.getElementById('pro').style.display="none";
	 document.getElementById('vir').style.display="none";
}


function asi()

{
	 document.getElementById('adm').style.display="none";
	 document.getElementById('asi').style.display="block";
	 document.getElementById('pro').style.display="none";
	 document.getElementById('vir').style.display="none";
}


function pro()

{
	 document.getElementById('adm').style.display="none";
	 document.getElementById('asi').style.display="none";
	 document.getElementById('pro').style.display="block";
	 document.getElementById('vir').style.display="none";
}


function vir()

{
	 document.getElementById('adm').style.display="none";
	 document.getElementById('asi').style.display="none";
	 document.getElementById('pro').style.display="none";
	 document.getElementById('vir').style.display="block";
}