//generic dreamweaver functions

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function clearFieldForEntry( field , text ) {
  if ( field.value == text ) {
    field.value= '' ;
  }
  field.style.color = '#000' ;
  return false ;
}

function promptUserForEmail( field , text ) {
  if ( ( field.value == '' ) || ( field.value == ' ' ) ) {
    field.value = text ;
    field.style.color = '#888' ;
  }
  return false ;
}

function filterDate( d ) {
  document.forms.eventFilter.date.value=d;
  document.forms.eventFilter.submit();
  return false ;
}

function addToMyLFA( eventID ) {

  //ajax to the server to change the session value
  $.get("control_myLFA.php?action=add&id="+eventID);

  //modify the link to add to my lfa
  var addLink = document.getElementById( 'addEvent' + eventID ) ;
  addLink.style.display = 'none' ;

  //show the added image instead
  var addedImage = document.getElementById( 'addedImg' + eventID ) ;
  addedImage.style.display = 'inline' ;
  return false ;
}


function removeFromMyLFA( eventID ) {

  //ajax to the server to change the session value
  $.get("control_myLFA.php?action=del&id="+eventID);

  //hide the object from the myLFA
  var eventObject = document.getElementById( 'event' + eventID ) ;
  eventObject.style.display = 'none' ;
  return false ;
}

function showMyLFAPopup( firstTime ) {

  switchText = "You have just added this event to your personal list of festival events called 'My LFA'.\n\nPress 'Ok' to go there now, or 'Cancel' to stay on this page." ;

  if ( window.firstTime ) {

    $("#oc").fadeTo("slow",0.8);
    window.firstTime = false ;
    if ( confirm( switchText ) ) {

      //we wanted to go to mylfa to login / register
      window.location.href = 'mylfa.php' ;
    }
    $("#oc").fadeTo("fast",1);
  }
  return false ;
}

function cycleHPImg( numImg , pv , nx ) {

  spTo = window.setTimeout("switchi("+numImg+","+pv+","+nx+")",4000);
}

function switchi( numImg , pv , nx ) {

//  alert( 'in switchi numImg:' + numImg + ' pv:' + pv + ' nx:' + nx ) ;

  window.clearTimeout(spTo);
  $('#splashimgs #si_'+pv).fadeOut(400,function(){
    $('#splashimgs #si_'+nx).fadeIn(400);
  });
  $('#splashimgs #si_'+(pv+1)).fadeOut(400,function(){
    $('#splashimgs #si_'+(nx+1)).fadeIn(400);
  });
  $('#splashimgs #si_'+(pv+2)).fadeOut(400,function(){
    $('#splashimgs #si_'+(nx+2)).fadeIn(400);
  });
  var pv = pv + 3 ;
  var nx = nx + 3 ;
  if ( pv > numImg ) {
    var pv = 0 ;
  } else if ( nx > numImg ) {
    var nx = 0 ;
  }
  spTo = window.setTimeout("switchi("+numImg+","+pv+","+nx+")",3000);
}