window.load = init();


function ShowHideChildItems(listItem, state){

  if(listItem){
    if(listItem.tagName == "LI"){
      var item_id = listItem.id.substr(4);
      var child_ul = document.getElementById('subnavigatie'+item_id);
      var current_li = '';
      
      //collapse all items in corresponding menu
      var parent_node = listItem.parentNode;
      for(i=0;i<=parent_node.childNodes.length-1;i++){
        current_li = parent_node.childNodes[i];
        for(j=0;j<=current_li.childNodes.length-1;j++){
          //console.log(current_li.childNodes[j].tagName);
          if(current_li.childNodes[j].tagName == "UL"){
            current_li.childNodes[j].style.display = 'none'
          }
        }
      }
      
      if(typeof state != 'undefined'){
        if(state == 'block' || state == 'none'){
        if(child_ul){
          child_ul.style.display = state;
          }
        }
      }else{
        if(child_ul.style.display == '' || child_ul.style.display == 'block'){
          child_ul.style.display = 'none';
          return;
        }else{
          child_ul.style.display = 'block';
          return;
        }
      }
    }
  }
}

function DetectFlash(){
  var hasReqestedVersion = DetectFlashVer(requiredMajorVersion, requiredMinorVersion, requiredRevision);
  
  // Check to see if the version meets the requirements for playback
  if (!hasReqestedVersion) {
  
    var pid = getVar('pid');
    if(pid == ''){
      window.location = "http://www.adobe.com/go/gntray_dl_getflashplayer";
    }
  }

}

function init(){
  //DetectFlash();
}

function getVar(name)
         {
         get_string = document.location.search;         
         return_value = '';
         
         do { //This loop is made to catch all instances of any get variable.
            name_index = get_string.indexOf(name + '=');
            
            if(name_index != -1)
              {
              get_string = get_string.substr(name_index + name.length + 1, get_string.length - name_index);
              
              end_of_value = get_string.indexOf('&');
              if(end_of_value != -1)                
                value = get_string.substr(0, end_of_value);                
              else                
                value = get_string;                
                
              if(return_value == '' || value == '')
                 return_value += value;
              else
                 return_value += ', ' + value;
              }
            } while(name_index != -1)
            
         //Restores all the blank spaces.
         space = return_value.indexOf('+');
         while(space != -1)
              { 
              return_value = return_value.substr(0, space) + ' ' + 
              return_value.substr(space + 1, return_value.length);
							 
              space = return_value.indexOf('+');
              }
          
         return(return_value);        
         }