//v1.0
//

function buyit(id)
{
    var ret = createCookie("greenc", id, 1);

    var fname="ff"+id;
    //if (ret==1)
       document.forms[fname].submit();
    
    //else alert("Wait for about 1/2 hour to buy another greentone.")
}

function createCookie(name,value,days) {
  if (readCookie(name)!=null)
    return 0;
  
    var date = new Date();
    date.setTime(date.getTime()+(30*60*1000));
    var expires = ";expires="+date.toGMTString();
  
  document.cookie = name+"="+value+expires+"; path=/";
  return 1;
}

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;
}

function eraseCookie(name) {
  var date = new Date();
  var days = -1;
  date.setTime(date.getTime()+(days*24*60*60*1000));

  var expires = "; expires="+date.toGMTString();
  document.cookie = name+"="+expires+"; path=/";
}