function saveToCookie( id ){
  var expireOn = new Date();
  var expireMin = expireOn.getMinutes() + 30;
  expireOn.setMinutes(expireMin);
  document.cookie = "PHF_" + id + "=" + document.getElementById( id ).value + ";expires=" + expireOn.toGMTString();   
}

function saveForConfirm(){
  saveToCookie( "first_name" );
  saveToCookie( "last_name" );
  saveToCookie( "phone" );
  saveToCookie( "email" );
  saveToCookie( "seats" );
  var seatNum = document.getElementById( "seats" ).value;
  
  var allinputs = document.getElementsByTagName("input");
  for( i=0;i<allinputs.length;i++ ){
    attID = allinputs[i].id;
    if( attID.indexOf("attending") == 0 && allinputs[i].checked ){
      allinputs[i].value = seatNum;
      saveToCookie( attID );
      document.getElementById( "testattending" ).value = "true";
    }
  }

  if( document.getElementById( "add_to_email_list" ).checked ){
    saveToCookie( "add_to_email_list" );
  }else{
    document.cookie="PHF_add_to_email_list=false";
  }
  if( document.getElementById( "info_supplied" ).checked ){
    saveToCookie( "info_supplied" );
  }else{
    document.cookie="PHF_info_supplied=false";
  }
  saveToCookie( "address" );
  saveToCookie( "city" );
  saveToCookie( "state" );
  saveToCookie( "zip" );
  saveToCookie( "comments" );

  saveToCookie( "testattending" );
}

function clearForReset(){
  allCookies = document.cookie;
  sepCookies = new Array();
  sepCookies = allCookies.split("; ");
  
  for( i=0;i<sepCookies.length;i++ ){
    document.cookie = sepCookies[i] + ";expires=Thu, 01-Jan-1970 00:00:01 GMT";
  }
}

function disableAddress( isChecked ){
  document.getElementById( "address" ).disabled = isChecked;
  document.getElementById( "city" ).disabled = isChecked;
  document.getElementById( "state" ).disabled = isChecked;
  document.getElementById( "zip" ).disabled = isChecked;
}

function initVerification(){
  return;
}

var verTxt = new Array("square","\"x\"","circle","star","triangle");
var verInd = Math.floor( Math.random()* 5 );
var doCripple = true;

function verify( choice ){
  if(verInd == choice){
    doCripple = false;
  }else{
    doCripple = true;
  }
  document.getElementById("img_0").style.border = "1px solid black";
  document.getElementById("img_1").style.border = "1px solid black";
  document.getElementById("img_2").style.border = "1px solid black";
  document.getElementById("img_3").style.border = "1px solid black";
  document.getElementById("img_4").style.border = "1px solid black";
  document.getElementById("img_"+choice).style.border = "1px solid red";
  return doCripple;
}

function crippleForm(){
}

function handleError(){
  if( location.search == "?error" ){
    document.getElementById( "error_0" ).style.display = "inline";
    for( var i=0;i<5;i++ ){
      document.getElementById( "error_" + i ).style.className = "body";
      document.getElementById( "error_" + i ).style.color = "red";
    }
  }
}

function recallFromCookie(){
  allCookies = document.cookie;
  sepCookies = new Array();
  sepCookies = allCookies.split("; ");

  for( i=0;i<sepCookies.length;i++ ){
    ref = sepCookies[i];
    ref = ref.split("=");

    if( ref[0].indexOf( "PHF_" ) != -1 && ref[1] != "false" ){
      if( ref[0] == "PHF_add_to_email_list"  ){
        document.getElementById( ref[0].substring( 4 ) ).checked = ref[1];
      }else if( ref[0] == "PHF_info_supplied" ){
        document.getElementById( ref[0].substring( 4 ) ).checked = ref[1];
        disableAddress( ref[1] );
      }else if( ref[0].search( "PHF_attending" ) != -1 && ref[1] != false ){
        document.getElementById( ref[0].substring( 4 ) ).checked = true;
      }else{
      document.getElementById( ref[0].substring( 4 ) ).value = ref[1];
      }
    }

  }
}

function parseFromCookie(){
  allCookies = document.cookie;
  sepCookies = new Array();
  sepCookies = allCookies.split("; ");

  var firstName = "";
  var lastName = "";
  var showEvents = true;
  

  for( i=0;i<sepCookies.length;i++ ){
    ref = sepCookies[i];
    ref = ref.split("=");
    
    if( ref[0] == "PHF_first_name" ){
      firstName = ref[1];
    }else if( ref[0] == "PHF_last_name" ){
      lastName = ref[1];
    }else if( ref[0].indexOf("PHF_attending") == 0 && ref[1] ){
      eventNum = ref[0].substr(13);
      document.getElementById( "event" + eventNum ).style.display = "block";
      showEvents = true;
    }else if( ref[0] == "PHF_seats" ){
      document.getElementById("seating").innerHTML = "Seats: " + ref[1];
    }
  }
  
  if( firstName && lastName ){
    document.getElementById("salutation").innerHTML = firstName + " " + lastName + ",";
    document.getElementById("salutation").style.display = "block";
  }
  if( showEvents ){
    document.getElementById("events").style.display = "block";
    document.getElementById("seating").style.display = "block";
    document.getElementById("noted_below").style.display = "inline";
  }
}

function clearCookie(){
  allCookies = document.cookie;
  sepCookies = new Array();
  sepCookies = allCookies.split("; ");
  
  for( i=0; i<sepCookies.length; i++ ){
    document.cookie = sepCookies[i] + ";expires=Thu, 01-Jan-1970 00:00:01 GMT";
  }
}