var CookieName = "cc_navc";

var chars = getCookie(CookieName);
if(!chars) chars="0,0,0,0,1";

var CData = chars.split(",");

function ToggleVisibility(element) {
  if(document.getElementById) {
    var icon = "Icon";
    var td = "Td";

    if(document.getElementById(element).style.display !='none') {

      if(element != "Title") {
        document.getElementById(icon.concat(element)).src = 'picz/plus_small.png';
        document.getElementById(icon.concat(element)).title = 'Aufklappen';
        //document.getElementById(td.concat(element)).style.borderBottom = '1px solid #0070D8';
        //document.getElementById(td.concat(element)).style.paddingBottom = '3px';
      } else {
         CData[0]='1';
         document.getElementById("Main").style.top = '10px';
         document.getElementById(icon.concat(element)).src = 'picz/plus.png';
         document.getElementById(icon.concat(element)).title = 'Aufklappen';         
      }
      if(element == "Homepage")  CData[1]='1';
      if(element == "Contents")  CData[2]='1';
      if(element == "Community") CData[3]='1';
      if(element == "Diverses") CData[4]='1';
            
      document.getElementById(element).style.display = 'none';
      
      DoCookie(CData);
      
    } else {
      document.getElementById(element).style.display = '';      
      
      if(element != "Title") {
        document.getElementById(icon.concat(element)).src = 'picz/minus_small.png';
        document.getElementById(icon.concat(element)).title = 'Zuklappen';
        //document.getElementById(td.concat(element)).style.borderBottom = '';
        //document.getElementById(td.concat(element)).style.paddingBottom = '';
      } else {
        CData[0]='0';
        document.getElementById("Main").style.top = '100px';
         document.getElementById(icon.concat(element)).src = 'picz/minus.png';
         document.getElementById(icon.concat(element)).title = 'Zuklappen';                 
      }
      if(element == "Homepage")  CData[1]='0';
      if(element == "Contents")  CData[2]='0'; 
      if(element == "Community") CData[3]='0';
      if(element == "Diverses") CData[4]='0';	  
            
      DoCookie(CData);      
    }
  }
}

function DoCookie(value) {
  value = value.toString();
  var now = new Date();
  var expire = new Date(now.getTime() + 1000 * 60 * 60 * 24 * 365);
  return setCookie(CookieName, value, expire);
}

/**
 * Sets a Cookie with the given name and value.
 *
 * name       Name of the cookie
 * value      Value of the cookie
 * [expires]  Expiration date of the cookie (default: end of current session)
 * [path]     Path where the cookie is valid (default: path of calling document)
 * [domain]   Domain where the cookie is valid
 *              (default: domain of calling document)
 * [secure]   Boolean value indicating if the cookie transmission requires a
 *              secure transmission
 */
function setCookie(name, value, expires, path, domain, secure)
{
    document.cookie= name + "=" + escape(value) +
        ((expires) ? "; expires=" + expires.toGMTString() : "") +
        ((path) ? "; path=" + path : "") +
        ((domain) ? "; domain=" + domain : "") +
        ((secure) ? "; secure" : "");
}

/**
 * Gets the value of the specified cookie.
 *
 * name  Name of the desired cookie.
 *
 * Returns a string containing value of specified cookie,
 *   or null if cookie does not exist.
 */
function getCookie(name)
{
    var dc = document.cookie;
    var prefix = name + "=";
    var begin = dc.indexOf("; " + prefix);
    if (begin == -1)
    {
        begin = dc.indexOf(prefix);
        if (begin != 0) return null;
    }
    else
    {
        begin += 2;
    }
    var end = document.cookie.indexOf(";", begin);
    if (end == -1)
    {
        end = dc.length;
    }
    return unescape(dc.substring(begin + prefix.length, end));
}