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_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_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 validate_subscribe()
{
  var emailFilter=/^.+@.+\..{2,3}$/;

  if (document.newsletter.name.value == "name")
  {
    document.newsletter.name.focus();
    alert('You must enter a name');
    return false;
  }
  if (!(emailFilter.test(document.newsletter.email.value)))
  {
    document.newsletter.email.focus();
    alert('You must enter a valid email');
    return false;
  }
  if (document.newsletter.company.value == "company")
  {
    document.newsletter.company.focus();
    alert('You must enter a company name');
    return false;
  }
  if (document.newsletter.title.value == "job title")
  {
    document.newsletter.title.focus();
    alert('You must enter job a title');
    return false;
  }
  if (document.newsletter.address.value == "address")
  {
    document.newsletter.address.focus();
    alert('You must enter an address');
    return false;
  }
  if (document.newsletter.tel_no.value == "telephone")
  {
    document.newsletter.tel_no.focus();
    alert('You must enter a telephone number');
    return false;
  }

  return true;
}

function validate_booking()
{
  var emailFilter=/^.+@.+\..{2,3}$/;
/*
  if (document.booking_form.name.value == "")
  {
    document.booking_form.name.focus();
    alert('You must enter a name');
    return false;
  }
*/
/*
  if (document.booking_form.title.value == "")
  {
    document.booking_form.title.focus();
    alert('You must enter a title');
    return false;
  }
*
  if (document.booking_form.company.value == "")
  {
    document.booking_form.company.focus();
    alert('You must enter a company name');
    return false;
  }
*/
  if (document.booking_form.address.value == "")
  {
    document.booking_form.address.focus();
    alert('You must enter a address');
    return false;
  }
  if (document.booking_form.tel_no.value == "")
  {
    document.booking_form.tel_no.focus();
    alert('You must enter a telephone number');
    return false;
  }
/*
  if (!(emailFilter.test(document.booking_form.email.value)))
  {
    document.booking_form.email.focus();
    alert('You must enter a valid email');
    return false;
  }
*/
  if (document.booking_form.course.value == "option")
  {
    document.booking_form.course.focus();
    alert('You must choose a course');
    return false;
  }
  if (document.booking_form.dates.value == "" || document.booking_form.dates.value == "Please Select a Date")
  {
    document.booking_form.dates.focus();
    alert('You must choose a date');
    return false;
  }
  if (document.booking_form.dates.value == "-1" && document.booking_form.dateselect.value == "")
  {
    document.booking_form.dateselect.focus();
    alert('Please enter a preferred date for the In House course');
    return false;
  }

  var checked = 0;

  for (counter = 0; counter < document.booking_form.paym.length; counter++)
  {
    if (document.booking_form.paym[counter].checked)
    {
      checked++;
      checked_value = counter;
    }
  }

  if (checked <=0)
  {
    alert('Please select a payment method');
    return false;
  }


  if (document.booking_form.readterms.checked == false)
  {
    document.booking_form.readterms.focus();
    alert('You must click to show you have read and accepted our terms and conditions');
    return false;
  }

  return true;
}

/*
  These are used on the booking page, and populate the coursedates select box
  based on the user's selections in the course box, and the region box.
*/

function callServer() {
  // Get the city and state from the web form
  var course = document.getElementById("course").value;
  var venue = document.getElementById("venue").value;
  // Only go on if there are values for both fields
  if ((course == null) || (course == "")) return;
  if ((venue == null) || (venue == "")) return;

  // Build the URL to connect to
  var url = "/includes/get_course_dates.php?course=" + escape(course) + "&region=" + escape(venue);

  // Open a connection to the server
  xmlHttp.open("GET", url, true);

  // Setup a function for the server to run when it's done
  xmlHttp.onreadystatechange = updatePage;

  // Send the request
  xmlHttp.send(null);
}





function updatePage() {
  if (xmlHttp.readyState == 4) {
    var response = xmlHttp.responseText;

    var arrDates = response.split(';');

    for(var i=0;i<document.getElementById('dates').options.length;i++)
    {
      document.getElementById('dates').options[i] = null;
    }

    if (arrDates.length == 1)
    {
      document.getElementById('dates').options[0] = new Option('No Dates Available','0');
      //document.getElementById('dates').options[0] = new Option('In House Only','-1');
      //document.getElementById('dateselect').disabled = false;
      //document.getElementById('dateselect').style.background = '#ffffff';
    }
    else
    {
      for(var i=0;i<arrDates.length-1;i++)
      {
        document.getElementById('dates').options[i]= new Option(arrDates[i],arrDates[i]);
      }
      //document.getElementById('dates').options[arrDates.length-1] = new Option('In House','-1');
      //document.getElementById('dateselect').disabled = true;
      //document.getElementById('dateselect').style.background = '#cccccc';
    }
  }
}



/* Create a new XMLHttpRequest object to talk to the Web server */
var xmlHttp = false;
/*@cc_on @*/
/*@if (@_jscript_version >= 5)
try {
  xmlHttp = new ActiveXObject("Msxml2.XMLHTTP");
} catch (e) {
  try {
    xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
  } catch (e2) {
    xmlHttp = false;
  }
}
@end @*/

if (!xmlHttp && typeof XMLHttpRequest != 'undefined') {
  xmlHttp = new XMLHttpRequest();
}

function popup(topic, width, height) {
  aPopUp= window.open(topic,'PopupViewer','scrollbars=yes,location=no,status=no,menubar=0,directories=no,top=0,left=0,width='+width+',height='+height+',titlebar=no');
  self.aNoteWin = aPopUp; return false;
}