function echeck(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   alert("Invalid E-mail Address")
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Invalid E-mail Address")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Invalid E-mail Address")
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Invalid E-mail Address")
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Invalid E-mail Address")
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Invalid E-mail Address")
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Invalid E-mail Address")
		    return false
		 }

 		 return true					
	}

function validateForm()
{
	username	= ''; password = '';
	username	= document.loginForm.userName.value;
	password	= document.loginForm.password.value;
	if (username == '')
	{
		alert ('Please enter a username');
		document.loginForm.userName.focus();
		return false;
	}
	if (password == '')
	{
		alert ('Please enter a password');
		document.loginForm.password.focus();
		return false;
	}
	return true;
}



/*
Function to check contact us page
*/

function validateContactForm()
{
	firstName	= '';
	emailAddress = '';
	emailSubject = '';
	message = '';
	
	firstName	= document.contactForm.contactFirstName.value;
	emailAddress	= document.contactForm.contactEmail.value;
	emailSubject	= document.contactForm.contactSubject.value;
	message	= document.contactForm.contactMessage.value;
	
	
	if (firstName == '')
	{
		alert ('Please enter a name');
		document.contactForm.contactFirstName.focus();
		return false;
	}
		
	if (emailAddress == '')
	{
		alert ('Please enter an email address');
		document.contactForm.contactEmail.focus();
		return false;
	}
	
	if (echeck(emailAddress)==false){
		document.contactForm.contactEmail.focus();
		return false
	}
	
	if (emailSubject == '')
	{
		alert ('Please enter a subject');
		document.contactForm.contactSubject.focus();
		return false;
	}
	
	
	if (message == '')
	{
		alert ('Please enter a message');
		document.contactForm.contactMessage.focus();
		return false;
	}
	
	return true;
}



var dtCh= "/";
var minYear=1900;
var maxYear=2100;

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 pos2=dtStr.indexOf(dtCh)
	var pos1=dtStr.indexOf(dtCh,pos2+1)
	var strMonth=dtStr.substring(3,5)	
	var strDay=dtStr.substring(0,2)
	var strYear=dtStr.substring(6,10)	
	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){
		alert("The date format should be : dd/mm/yyyy")
		return false
	}
	if (strMonth.length<1 || month<1 || month>12){
		alert("Please enter a valid month")
		return false
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		alert("Please enter a valid day")
		return false
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		alert("Please enter a valid 4 digit year between "+minYear+" and "+maxYear)
		return false
	}
	
return true
}

function daysBetween(date1, date2) {

	var yr1=date1.substring(6,10);
	var mm1=date1.substring(3,5) -1;
	var dd1=date1.substring(0,2);
		
	var yr2=date2.substring(6,10);
	var mm2=date2.substring(3,5) -1;
	var dd2=date2.substring(0,2);

	var newDate1 = new Date();
	newDate1.setYear(yr1);
	newDate1.setMonth(mm1);
	newDate1.setDate(dd1);
	
	var newDate2 = new Date();
	newDate2.setYear(yr2);
	newDate2.setMonth(mm2);
	newDate2.setDate(dd2);
	
	if( newDate2 < newDate1 )
	{
		return 1;
	}
	else
	{
		return 0;
	}
	
}

////////////////////////////////////////////////////////////////////////////////////////////////////
// Function to validate teams
////////////////////////////////////////////////////////////////////////////////////////////////////	
function validatePageContentForm()
{
	pageTitle = '';
	pageTitle	= document.pageContentForm.pageTitle.value;
	
	pageContentText = '';

	if (pageTitle == '')
	{
		alert ('Please enter a page title');
		document.pageContentForm.pageTitle.focus();
		return false;
	}
	
	//Get text from editor and pass to hidden text field
	var oEditor = FCKeditorAPI.GetInstance('pageContentText') ; //emailBody is the instance name of the editor. Can be changed.
	contentFromEditor = oEditor.GetHTML();
	if(contentFromEditor == '')
	{
		alert ('Please enter some text for the page content');
		return false;
	}
	
	
}