// JavaScript Document

function sendPC() {
	document.getElementById("school_id").value = 0;
	document.getElementById("contact_id").value = 0;
	document.getElementById("title").value = '';
	document.getElementById("firstname").value = '';
	document.getElementById("lastname").value = '';
	document.getElementById("position").value = '';
	document.getElementById("name").value = '';
	document.getElementById("addr1").value = '';
	document.getElementById("addr2").value = '';
	document.getElementById("town").value = '';
	document.getElementById("county").value = '';
	document.getElementById("postcode").value = '';
	document.getElementById("pupils").value = '';
	document.getElementById("telephone").value = '';
	document.getElementById("email").value = '';
if (compare_emails()) {
	if (ValidatePC(document.getElementById('lookuppc'),true)) {
		showRegForm1();
	}else{
showMessage('Invalid postcode!')
	return false;
}
} else {
	showMessage('Please retype the email addresses above, as they are not identical,<br /> thank you')
	return false;
}
do_resource_school_lookup()
}


function school_select_reg () {
	
	do_resource_school_select();
	
	
	}
	
function hideRegForm() {
document.getElementById('div_reg_form').style.display = 'none';
//document.getElementById('div_reg_form2').style.display = 'none';
}

function showMessage(mText)
{
	document.getElementById('div_message').style.display = 'block';
	document.getElementById('div_message').innerHTML = mText;
	
}

function hideMessage(){
	document.getElementById('div_message').style.display = 'none';
	document.getElementById('div_message').innerHTML = '';
}

function showRegForm1 () {
	document.getElementById('div_reg_form').style.display = 'block';
}
function showRegForm2 () {
	//document.getElementById('div_reg_form2').style.display = 'block';
}

function compare_emails (){
eMail1 = document.getElementById('email1');
eMail2 = document.getElementById('email2');

 if (IsEmpty(eMail1))	{
 return false;
 }
 if (IsEmpty(eMail2))	{
 return false;
 }	
 
 if (eMail1.value.toLowerCase()==eMail2.value.toLowerCase()){
 	return true;
	}else{
	 return false;
 	}
}

function ValidatePC(ooPcBoxObject,llWithFeedback){
var myRegEx = "^([A-PR-UWYZ0-9][A-HK-Y0-9][AEHMNPRTVXY0-9]?[ABEHMNPRVWXY0-9]? {1,2}[0-9][ABD-HJLN-UW-Z]{2}|GIR 0AA)$";
if (IsEmpty(ooPcBoxObject)){
	return false;
	} else {
	if (RegExMatch(myRegEx,ooPcBoxObject)){
		} else {
			if(llWithFeedback){
	ooPcBoxObject.style.color = '#FF0000' ;	
    ooPcBoxObject.value = 'Invalid postcode!';	
			}
			return false;
	}
}
return true;
}

function ValidateAnyEmail(boxIdentObj,llWithFeedback){
	
	if (IsEmpty(boxIdentObj)){
  } else {
     if (ValidateEmail(boxIdentObj.value))	{
         }else{
			 if (llWithFeedback) {
		 boxIdentObj.style.color = '#FF0000' ;	
         boxIdentObj.value = 'Invalid email address! (' + boxIdentObj.value + ')';	
			 }
}
}
}

function ValidateEmail(aEmailAddress) {
	if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(aEmailAddress)){
return (true)
}
return (false)
}


function ClearEmailBox(boxIdentObj) {
if (ValidateEmail(boxIdentObj.value)){
	} else {
		ClearBox(boxIdentObj);
		hideMessage();
	}
}

function ClearPhone(boxIdentObj) {
	if (ValidatePhoneNo(boxIdentObj,false)){
	} else {
		ClearBox(boxIdentObj);
	}

}

function IsEmpty(aTextField) {
   if ((aTextField.value.length==0) ||
   (aTextField.value==null)) {
      return true;
   }
   else { return false; }
}

function ClearPCBox(boxIdentObj) {
if (ValidatePC(boxIdentObj,false)){
	} else {
		ClearBox(boxIdentObj);
		hideMessage()
	}
}

function ClearDateBox(boxIdentObj) {
	if (ValidateDate(boxIdentObj,false)){
	} else {
		ClearBox(boxIdentObj);
	}
}


function ClearBox(boxIdent){
boxIdent.value = '';
boxIdent.style.color = '#000000';
hideMessage()
}

function RegExMatch(aaRegExp,oTextObject) {
  var re = new RegExp(aaRegExp);
  if (oTextObject.value.match(re)) {
    return true;
  } else {
    return false;
  }
}






function isInteger(s){
	var i;
    for (i = 0; i < s.length; i++){   
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}

function stripCharsInBag(s, bag){
	var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++){   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function daysInFebruary (year){
	// February has 29 days in any year evenly divisible by four,
    // EXCEPT for centurial years which are not also divisible by 400.
    return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );
}
function DaysArray(n) {
	for (var i = 1; i <= n; i++) {
		this[i] = 31
		if (i==4 || i==6 || i==9 || i==11) {this[i] = 30}
		if (i==2) {this[i] = 29}
   } 
   return this
}

function isDate(dtStr){
	var daysInMonth = DaysArray(12)
	var pos1=dtStr.indexOf(dtCh)
	var pos2=dtStr.indexOf(dtCh,pos1+1)
	var strDay=dtStr.substring(0,pos1)
	var strMonth=dtStr.substring(pos1+1,pos2)
	var strYear=dtStr.substring(pos2+1)
	strYr=strYear
	if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1)
	if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1)
	for (var i = 1; i <= 3; i++) {
		if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)
	}
	month=parseInt(strMonth)
	day=parseInt(strDay)
	year=parseInt(strYr)
	if (pos1==-1 || pos2==-1){
		
		return false
	}
	if (strMonth.length<1 || month<1 || month>12){
		
		return false
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		
		return false
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		
		return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		
		return false
	}
return true
}