function newWindow(link)
{
  window.open(link);
}

window.onload = function(e)
{
  size = parseInt(readCookie('fontsize'));
  if(!size) size = 90;
  setsize(size);
  
  var actions = document.getElementById('page_actions');
  actions.onclick = handleActionsClick;
}

window.onunload = function(e) {
  createCookie('fontsize', fontsize, 365);
}


function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}


var fontsize = 90;

function getTarget(e){
    e = e || window.event;
    return e.target || e.srcElement;
}

function handleActionsClick(e) {
  switch(getTarget(e).className)
  {
    case 'larger':
      setsize(fontsize + 20);
      break;
      
    case 'smaller':
      setsize(fontsize - 20);
      break;
      
    case 'print':
      window.print();
      break;
      
    case 'tell':
      return true;
      break;
  }
  
  return false;
}

function setsize(size)
{
  fontsize = size;
  if(fontsize > 130) fontsize = 130
  else if(fontsize < 70) fontsize = 70;
  
  document.getElementById('content').style.font = "" + fontsize + "% Verdana";
}