function writeEmailLink(thename, thedomain, theextension)
{
	document.write ('<a href="mai')
	document.write ('lto:' + thename + '&#64;' + thedomain + theextension + '">')
	document.write (thename + '&#64;' + thedomain + theextension + '</a>')
}

function popupImage(fieldName, folder) 
{
	openCenteredWindow("/admin/imagechooser.asp?folder=" + folder + "&fieldname=" + fieldName, 30, 350, 'choosefile', 'scrollbars=off');
}

function openEditor(fieldName)
{
	openCenteredWindow("/admin/edithtml.asp?field=" + fieldName, 400, 500, 'chooseEditor', 'scrollbars=off');
}

function submitForm()
{
	//when submitting form via link, call form onsubmitter
	if(document.form1.onsubmit())
	{
		//do the actual submission
		document.form1.submit();
	}
}

function submitFormCheck()
{
	//when submitting form via link, call form onsubmitter
	if(document.form1.onsubmit() && confirm('Are you sure?'))
	{
		//do the actual submission
		return(document.form1.submit());
	}
	else
	{
		return false;
	}
}

function submitFormSecondary()
{
	//when submitting form via link, call form onsubmitter
	if(document.form2.onsubmit())
	{
		//do the actual submission
		document.form2.submit();
	}
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function openCenteredWindow(url, height, width, name, parms) {
   var left = Math.floor( (screen.width - width) / 2);
   var top = Math.floor( (screen.height - height) / 2);
   var winParms = "top=" + top + ",left=" + left + ",height=" + height + ",width=" + width;
   if (parms) 
   { 
     winParms += "," + parms; 
   }
   var win = window.open(url, name, winParms);
   if (parseInt(navigator.appVersion) >= 4) 
   { 
     win.window.focus(); 
   }
   return win;
}
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

  if (document.MM_sr != null)
  {
  	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
  shouldSwapImagesFlag = false;
  MM_swapImgRestore();
  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 isEmail(emailToCheck)
{
	if (emailToCheck.length > 8)
	{
		if (emailToCheck.indexOf("@") > 0 && emailToCheck.indexOf(".") > 0)
			return true;
		else
			return false;
	}
	else
		return false;
}

function checker(strMode)
{
	return confirm("Are you sure you want to " + strMode + " this item?");
}

function isNumberInt(inputString)
{
  return (!isNaN(parseInt(inputString))) ? true : false;
}

function isNumberFloat(inputString)
{
  return (!isNaN(parseFloat(inputString))) ? true : false;
}

//this is a function that checks the form for submitting. It ASSUMES the 
//form to check is called form1 it checks all the fields in the fieldsToCheck 
//variable and all fields with the word "email" in it

//separate checkTourBookingForm() function below
function checkForm(fieldsToCheck) 
{
	var errorCount = 0;
	var emailErrorCount = 0;
	var errorMessage = "The form could not be submitted because of the following error(s): \n\n";
	var i;
	var invalidField;
	//var fieldsToCheck = "txtFirstname|txtSurname|txtBPhoneNumber|txtCPhoneNumber|cboSchool|txtPasswordOne|txtPasswordTwo";
	
	for (i = 0; i < document.form1.elements.length; i++)
	{
		if (document.form1.elements[i].type != "hidden" && fieldsToCheck.indexOf(document.form1.elements[i].name) > -1 && (document.form1.elements[i].value == "" || document.form1.elements[i].value == "invalid")) 
		{
			errorCount++;
			invalidField = document.form1.elements[i];
		}
		if (document.form1.elements[i].name.toUpperCase().indexOf("EMAIL") > -1 && fieldsToCheck.indexOf(document.form1.elements[i].name) > -1 && !isEmail(document.form1.elements[i].value))
		{
			emailErrorCount++;
			invalidField = document.form1.elements[i];
		}
	}


	if (errorCount > 1)
		errorMessage += "* There were " + errorCount + " fields left empty.\n";
	else if (errorCount == 1)
		errorMessage += "* There was " + errorCount + " field left empty.\n";
	if (emailErrorCount > 1)
		errorMessage += "* All email addresses must be valid. There were " + emailErrorCount + " email related errors.\n";
	else if (emailErrorCount == 1)
		errorMessage += "* All email addresses must be valid. There was " + emailErrorCount + " email related error.\n";

	if (errorCount > 0 || emailErrorCount > 0)
	{
		alert(errorMessage + "\nPlease click OK to try again.");
		invalidField.focus();
		return false;
	}
	else
		return true;
}


function checkTourBookingForm(fieldsToCheck) 
{
	var errorCount = 0;
	var emailErrorCount = 0;
	var errorMessage = "The form could not be submitted because of the following error(s): \n\n";
	var i;
	var invalidField;
	//var fieldsToCheck = "txtFirstname|txtSurname|txtBPhoneNumber|txtCPhoneNumber|cboSchool|txtPasswordOne|txtPasswordTwo";
	
	for (i = 0; i < document.form1.elements.length; i++)
	{
		if (document.form1.elements[i].type != "hidden" && fieldsToCheck.indexOf(document.form1.elements[i].name) > -1 && (document.form1.elements[i].value == "" || document.form1.elements[i].value == "invalid")) 
		{
			errorCount++;
			invalidField = document.form1.elements[i];
		}
		if (document.form1.elements[i].name.toUpperCase().indexOf("EMAIL") > -1 && fieldsToCheck.indexOf(document.form1.elements[i].name) > -1 && !isEmail(document.form1.elements[i].value))
		{
			emailErrorCount++;
			invalidField = document.form1.elements[i];
		}
	}
															  
	if (document.getElementById("email").value != document.getElementById("conf_email").value)
	{
		emailErrorCount++;
		errorMessage += "* E-mail and Confirm E-mail don't match.\n"
		invalidField = document.getElementById("email");
	}

	if (errorCount > 1)
		errorMessage += "* There were " + errorCount + " fields left empty.\n";
	else if (errorCount == 1)
		errorMessage += "* There was " + errorCount + " field left empty.\n";
	if (emailErrorCount > 1)
		errorMessage += "* All email addresses must be valid. There were " + emailErrorCount + " email related errors.\n";
	else if (emailErrorCount == 1)
		errorMessage += "* All email addresses must be valid. There was " + emailErrorCount + " email related error.\n";

	if (errorCount > 0 || emailErrorCount > 0)
	{
		alert(errorMessage + "\nPlease click OK to try again.");
		invalidField.focus();
		return false;
	}
	else
		return true;
}

function checkDate(dateCheck) {
	months = "JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC|";
	
	dateCheck = document.getElementById(dateCheck).value;
	
	if (dateCheck.length == 10 || dateCheck.length == 11) {
		dateYear = dateCheck.substr(dateCheck.length - 4, 4);
		dateMonth = dateCheck.substr(dateCheck.length - 8, 3);
		dateDay = dateCheck.substr(0, dateCheck.length - 9);
		
		if (months.indexOf(dateMonth.toUpperCase() + "|") > -1 && dateDay > 0 && dateDay < 32) {
			return true;
		}
	}
	
	alert("Please double check your date format (it should be DD-MMM-YYYY).");
	
	return false;
}

function focusWindow() 
{
	window.focus();
}

function hideDiv(divID) 
{
	var theDiv = document.getElementById(divID);
	if(theDiv.style)
		theDiv.style.display="none";
}