// JavaScript Document

function validate()
   {
  // alert("hello");
  //   frm=document.regfrm;
     if(trim(document.regfrm.email.value)=="")
	 {
	   alert("Please enter Email Address")
	   document.regfrm.email.value="";
	   document.regfrm.email.focus();
	   return false;
	 }	 
	if(!isEmail(trim(document.regfrm.email.value)))
	   {
	   alert("Please enter valid Email Address")
	   document.regfrm.email.value="";
	   document.regfrm.email.focus();
	   return false;
	 }   
	 
	 if(document.regfrm.enquiry.checked=="" && document.regfrm.events.checked=="" && document.regfrm.sports.checked=="" && document.regfrm.mascot.checked=="" && document.regfrm.media.checked=="" && document.regfrm.volunteers.checked==""&& document.regfrm.sponsorships.checked=="" && document.regfrm.licensing.checked=="" && document.regfrm.tourism.checked=="" && document.regfrm.website.checked=="") 
	 {
	 	alert("Please select atleast one Category")
		document.regfrm.enquiry.checked="" 
		document.regfrm.enquiry.focus();
		return false; 
	 }
	
	if(trim(document.regfrm.comments.value)=="")
	 {
	   alert("Please enter Comments")
	   document.regfrm.comments.value="";
	   document.regfrm.comments.focus();
	   return false;
	 }
	 
	 document.regfrm.action="emailthanks.php"
	 document.regfrm.method="post"
	 document.regfrm.submit();
  }
  
 function trim( instr ) {

    	var reFirst = /\S/;		// regular expression for first non-white char

    	var reLast = /\s+$/;	// regular expression for first white char after last non-white char

    	var firstChar = instr.search(reFirst);

    	var lastChar = instr.search(reLast);

    	

    	if( lastChar == -1 ) 

			lastChar = instr.length;    	

    	outstr = instr.substring( firstChar, lastChar );

    	return outstr;

}

function checkname(sText)
{
    var ValidChars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ ";
    var IsNumber=true;
    var Char;
	if(sText.length==0)	
	{
	  return false;
	}
	else
	{
    for (i = 0; i < sText.length && IsNumber == true; i++) 
    { 
        Char = sText.charAt(i); 
        if (ValidChars.indexOf(Char) == -1) 
        {
            IsNumber = false;
        }
    }  
    return IsNumber;
   }	
}

function checkcity(sText)
{
    var ValidChars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ ";
    var IsNumber=true;
    var Char;
	if(sText.length==0)	
	{
	  return false;
	}
	else
	{
    for (i = 0; i < sText.length && IsNumber == true; i++) 
    { 
        Char = sText.charAt(i); 
        if (ValidChars.indexOf(Char) == -1) 
        {
            IsNumber = false;
        }
    }  
    return IsNumber;
   }	
}





function isEmail (emailIn){
	var isEmailOk = false;
	var filter = /^[a-zA-Z0-9][a-zA-Z0-9._-]*\@[a-zA-Z0-9-]+(\.[a-zA-Z][a-zA-Z-]+)+$/
	if(emailIn.search(filter) != -1)
		{
			isEmailOk = true;
		/*	var arr = emailIn.split(".");
			if(arr[1]!="edu")
		    isEmailOk = false;*/
		}
	if(emailIn.indexOf("..") != -1)
		isEmailOk = false;
	if(emailIn.indexOf(".@") != -1)
		isEmailOk = false;
	return isEmailOk;
}

	function isValid(who) {
		var invalidChars=new Array("~","!","@","#","$","%","^","&","*","(",")","+","=","[","]",":",";",",","\"","'","|","{","}","\\","/","<",">","?");
		var testArr=who.split("");
		for(var i=0; i<testArr.length; i++) {
			for(var j=0; j<invalidChars.length; j++) {
				if(testArr[i]==invalidChars[j]) {
					return false;
				}
			}
		}
		return true;
	}

	function isfl(who) {
		var invalidChars=new Array("-","_",".");
		var testArr=who.split("");
		which=0;
		for(var i=0; i<2; i++) {
			for(var j=0; j<invalidChars.length; j++) {
				if(testArr[which]==invalidChars[j]) {
					return false;
				}
			}
			which=testArr.length-1;
		}
		return true;
	}

	function isDomain(who) {
		var invalidChars=new Array("-","_",".");
		var testArr=who.split("");
		if(testArr.length<2||testArr.length>4) {
			return false;
		}
		for(var i=0; i<testArr.length; i++) {
			for(var j=0; j<invalidChars.length; j++) {
				if(testArr[i]==invalidChars[j]) {
					return false;
				}
			}
		}
		return true;
	}




function checkPhone(strPhone)
{
	var digits = "0123456789+-()/";
	var phoneNumberDelimiters = "-";
	var phoneNumberDelimiters1 = "+";
	var validPhoneChars = phoneNumberDelimiters;
	var validPhoneChars1 = phoneNumberDelimiters1;
	s=stripCharsInBag(strPhone,validPhoneChars);
	s=stripCharsInBag(s,validPhoneChars1);
	//return (isInteger(s));
	return inValidCharSet(strPhone,digits)
}
function stripCharsInBag(s, bag)
{
    var i;
    var returnString = "";
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function inValidCharSet(str,charset){
	var result = true;
	for (var i=0;i<str.length;i++)
		if (charset.indexOf(str.substr(i,1))<0){
			result = false;
			break;
		}
	return result;
}

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 = "";
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function checkdate(strPhone)
{
	var digits = "0123456789+-()/";
	var phoneNumberDelimiters = "-";
	var phoneNumberDelimiters1 = "+";
	var validPhoneChars = phoneNumberDelimiters;
	var validPhoneChars1 = phoneNumberDelimiters1;
	s=stripCharsInBag(strPhone,validPhoneChars);
	s=stripCharsInBag(s,validPhoneChars1);
	//return (isInteger(s));
	return inValidCharSet(strPhone,digits)
}
function stripCharsInBag(s, bag)
{
    var i;
    var returnString = "";
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function inValidCharSet(str,charset){
	var result = true;
	for (var i=0;i<str.length;i++)
		if (charset.indexOf(str.substr(i,1))<0){
			result = false;
			break;
		}
	return result;
}

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 = "";
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}