function toggle_visibility() {

var e = document.getElementById("portSwap01");

if ( e.style.display == 'block' )
	 e.style.display = 'none';
else
     e.style.display = 'block';

var e2 = document.getElementById("portSwap02");

e2.style.display = 'none';

var e3 = document.getElementById("portSwap03");

e3.style.display = 'none';

var e4 = document.getElementById("portSwap04");

e4.style.display = 'none';

var e5 = document.getElementById("portSwap05");

e5.style.display = 'none';

var e6 = document.getElementById("portSwap06");

e6.style.display = 'none';

var e7 = document.getElementById("portSwap07");

e7.style.display = 'none';

}

function toggle_visibility2() {

var e2 = document.getElementById("portSwap02");

if ( e2.style.display == 'block' )
	 e2.style.display = 'none';
else
     e2.style.display = 'block';

var e = document.getElementById("portSwap01");

e.style.display = 'none';

var e3 = document.getElementById("portSwap03");

e3.style.display = 'none';

var e4 = document.getElementById("portSwap04");

e4.style.display = 'none';

var e5 = document.getElementById("portSwap05");

e5.style.display = 'none';

var e6 = document.getElementById("portSwap06");

e6.style.display = 'none';

var e7 = document.getElementById("portSwap07");

e7.style.display = 'none';

}

function toggle_visibility3() {

var e3 = document.getElementById("portSwap03");

if ( e3.style.display == 'block' )
	 e3.style.display = 'none';
else
     e3.style.display = 'block';

var e = document.getElementById("portSwap01");

e.style.display = 'none';

var e2 = document.getElementById("portSwap02");

e2.style.display = 'none';

var e4 = document.getElementById("portSwap04");

e4.style.display = 'none';

var e5 = document.getElementById("portSwap05");

e5.style.display = 'none';

var e6 = document.getElementById("portSwap06");

e6.style.display = 'none';

var e7 = document.getElementById("portSwap07");

e7.style.display = 'none';

}

function toggle_visibility4() {

var e4 = document.getElementById("portSwap04");

if ( e4.style.display == 'block' )
	 e4.style.display = 'none';
else
     e4.style.display = 'block';

var e = document.getElementById("portSwap01");

e.style.display = 'none';

var e2 = document.getElementById("portSwap02");

e2.style.display = 'none';

var e3 = document.getElementById("portSwap03");

e3.style.display = 'none';

var e5 = document.getElementById("portSwap05");

e5.style.display = 'none';

var e6 = document.getElementById("portSwap06");

e6.style.display = 'none';

var e7 = document.getElementById("portSwap07");

e7.style.display = 'none';

}

function toggle_visibility5() {

var e5 = document.getElementById("portSwap05");

if ( e5.style.display == 'block' )
	 e5.style.display = 'none';
else
     e5.style.display = 'block';

var e = document.getElementById("portSwap01");

e.style.display = 'none';

var e2 = document.getElementById("portSwap02");

e2.style.display = 'none';

var e3 = document.getElementById("portSwap03");

e3.style.display = 'none';

var e4 = document.getElementById("portSwap04");

e4.style.display = 'none';

var e6 = document.getElementById("portSwap06");

e6.style.display = 'none';

var e7 = document.getElementById("portSwap07");

e7.style.display = 'none';

}

function toggle_visibility6() {

var e6 = document.getElementById("portSwap06");

if ( e6.style.display == 'block' )
	 e6.style.display = 'none';
else
     e6.style.display = 'block';

var e = document.getElementById("portSwap01");

e.style.display = 'none';

var e2 = document.getElementById("portSwap02");

e2.style.display = 'none';

var e3 = document.getElementById("portSwap03");

e3.style.display = 'none';

var e4 = document.getElementById("portSwap04");

e4.style.display = 'none';

var e5 = document.getElementById("portSwap05");

e5.style.display = 'none';

var e7 = document.getElementById("portSwap07");

e7.style.display = 'none';

}

function toggle_visibility7() {

var e7 = document.getElementById("portSwap07");

if ( e7.style.display == 'block' )
	 e7.style.display = 'none';
else
     e7.style.display = 'block';

var e = document.getElementById("portSwap01");

e.style.display = 'none';

var e2 = document.getElementById("portSwap02");

e2.style.display = 'none';

var e3 = document.getElementById("portSwap03");

e3.style.display = 'none';

var e4 = document.getElementById("portSwap04");

e4.style.display = 'none';

var e5 = document.getElementById("portSwap05");

e5.style.display = 'none';

var e6 = document.getElementById("portSwap06");

e6.style.display = 'none';

}