function MapSwap(oLI) {
if(oLI.className == 'Map_closed')
oLI.className = 'Map_open';
else
oLI.className = 'Map_closed';
}

function MapExpAll() {
var a = document.getElementsByTagName('li');
for(var i = 0; i < a.length; i++)
if(a[i].className == 'Map_closed')
a[i].className = 'Map_open';
}

function MapCmpAll() {
var a = document.getElementsByTagName('li');
for(var i = 0; i < a.length; i++)
if(a[i].className == 'Map_open')
a[i].className = 'Map_closed';
}