// JavaScript Document
last_tab = 'tab1';
function show(layerName) { 
document.getElementById(layerName).style.display = '';
} 

function hide(layerName) { 
document.getElementById(layerName).style.display = 'none';
} 
function show_next(tab_name) {
document.getElementById(last_tab).className = 'tab';
var curr = document.getElementById(tab_name);
curr.className='tab_hover';
hide(last_tab+'_data');
show(tab_name+'_data');
last_tab=tab_name;
}

// JavaScript Document
alast_tab = 'atab1';
function ashow(alayerName) { 
document.getElementById(alayerName).style.display = '';
} 

function ahide(alayerName) { 
document.getElementById(alayerName).style.display = 'none';
} 
function ashow_next(atab_name) {
var teams=document.getElementsByName('hidden_teams');
for ( var i=0, len=teams.length; i<len; ++i ){
  teams[i].style.display='block';
}
document.getElementById(alast_tab).className = 'atab';
var acurr = document.getElementById(atab_name);
acurr.className='atab_hover';
ahide(alast_tab+'_data');
ashow(atab_name+'_data');
alast_tab=atab_name;
}