// JavaScript Document
function show(n)    
{       
     var o = document.getElementById('datum').getElementsByTagName("a");    
     var c = document.getElementById('datum_c').getElementsByTagName("div");    
     for(i = 0; l = o.length, i < l; o[i].className = '',c[i].style.display = 'none',i++ );    
     o[n].className = 'over';    
     c[n].style.display = 'block';       
}

function show1(n)    
{       
     var o = document.getElementById('Briefing').getElementsByTagName("a");    
     var c = document.getElementById('Briefing_c').getElementsByTagName("div");    
     for(i = 0; l = o.length, i < l; o[i].className = '',c[i].style.display = 'none',i++ );    
     o[n].className = 'over';    
     c[n].style.display = 'block';       
}

function change(n)    
{       
     var o = document.getElementById('Main').getElementsByTagName("a");    
     var c = document.getElementById('Main_c').getElementsByTagName("div");    
     for(i = 0; l = o.length, i < l; o[i].className = '',c[i].style.display = 'none',i++ );    
     o[n].className = 'over';    
     c[n].style.display = 'block';       
}

function bgChange(id)
{
for(i=1;i<9;i++)
{
   document.getElementById(i).className="";
   }
var menuId=id; 
document.getElementById(menuId).className="current";
} 

function showsubmenu(sid)
{
whichEl = eval("submenu" + sid);
imgmenu = eval("imgmenu" + sid);
if (whichEl.style.display == "none")
{
eval("submenu" + sid + ".style.display=\"\";");
}
else
{
eval("submenu" + sid + ".style.display=\"none\";");
}
}