var league_active = 'league_table_icon';
function uncheckCurrent(nr) {
  document.getElementById(current).className = 'select';  
  document.getElementById(ul_sub).className = 'sub';  
  document.getElementById('menu' + nr).className = 'current';
  document.getElementById('ul' + nr + '_sub').className = 'sub_active';  
  current = 'menu' + nr;  
  ul_sub = 'ul' + nr + '_sub';
  li_sub = 'li' + nr + '_sub'; 
}  
function setActiveLeague(icon) {
  if (icon.className == 'inactive') { 
    icon.className = 'active'; 
    document.getElementById(league_active).className = 'inactive';     
    document.getElementById('league_table_tr').style.display = 'none';
    document.getElementById('league_results_tr').style.display = 'none';
    document.getElementById('league_schedule_tr').style.display = 'none';
    document.getElementById('league_statistics_tr').style.display = 'none';
    
    if (icon.id == 'league_table_icon') {
      document.getElementById('league_table_tr').style.display = '';
    }
    else if (icon.id == 'league_results_icon') {
      document.getElementById('league_results_tr').style.display = '';
    }
    else if (icon.id == 'league_schedule_icon') {
      document.getElementById('league_schedule_tr').style.display = '';
    }
    else {
      document.getElementById('league_statistics_tr').style.display = '';
    }
    
    league_active = icon.id; 
  } 
  else { 
    icon.className = 'inactive'; 
  }
}
function getElementsByName_iefix(tag, name) {
  var elem = document.getElementsByTagName(tag);
  var arr = new Array();
  for(i = 0,iarr = 0; i < elem.length; i++) {
    att = elem[i].getAttribute("name");
    if(att == name) {
      arr[iarr] = elem[i];
      iarr++;
    }
  }
  return arr;
}

var xmlhttp;

function ajax(url, process_funciton) {
  xmlhttp = null;
  if (window.XMLHttpRequest) { // code for all new browsers
    xmlhttp = new XMLHttpRequest();
  }
  else if (window.ActiveXObject) {// code for IE5 and IE6
    xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
  }
  if (xmlhttp != null) {
    if (process_funciton != '') {
      xmlhttp.onreadystatechange = eval(process_funciton);      
    }
    xmlhttp.open("GET", url, true);
    xmlhttp.send(null);
  }
}
function getCalendar(month, year) {
  var response_object = null;  
  ajax('/calendar.php?month=' + month + '&year=' + year, 'setCalendar');
}
function setCalendar() {
  if (xmlhttp.readyState == 4) {// 4 = "loaded"
    if (xmlhttp.status == 200) {// 200 = OK
      document.getElementById("right_calendar").innerHTML = xmlhttp.responseText;
    }
    else {
      alert("Problem retrieving XML data");
    }
  } 
}
function pop(url) {
  pop2 = window.open(url,"video","toolbar=no,location=no,left=10,top=10,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,width=874,height=520"); //480,height=450 
}

function decreaseText(id) {
  var class_name = document.getElementById(id).className;
  
  if (class_name == 'article13') {
    document.getElementById(id).className = 'article11';
  }
  
  ajax('/lib/controller/article.php?action=decrease_text', '');
}

function increaseText(id) {
  var class_name = document.getElementById(id).className;
  
  if (class_name == 'article11') {
    document.getElementById(id).className = 'article13';
  }
  
  ajax('/lib/controller/article.php?action=increase_text', '');
}