/*
**  Programmed by: Rainer Hauschild <hauschi@hauschi-online.de>
**  Created: 2010-01-21
**
*/
            
function hideWindow(){
    document.getElementById('introduction').style.display = 'none';
    document.getElementById('rules').style.display = 'none';
    document.getElementById('about').style.display = 'none';
    document.getElementById('contact').style.display = 'none';
    document.getElementById('newsletter').style.display = 'none';
    document.getElementById('route').style.display = 'none';
    if(document.getElementById('register')){
        document.getElementById('register').style.display = 'none';
    }
}

function showWindow(id){
    var style;
    style = document.getElementById(id).style.display;
    hideWindow();
    if(style != 'block'){
        document.getElementById(id).style.display = 'block';
    }
}

function changeTab(tab){
    window.location = "index.php?tab="+tab;
}

function refresh(){
    setTimeout("refreshWindow()", 120*1000 );
}

function refreshWindow(){
	window.location.reload( true );
}