/*
function getIndexInYear(dDay) {
	var today=new Date(dDay);
	var endofyear=new Date(today.getFullYear(), 11, 31);
	var one_day=1000*60*60*24;
	return Math.ceil(365-((endofyear.getTime()-today.getTime())/(one_day)));
}
function setInUseDate1(startDate, endDate) {
	setInUseDate2(getIndexInYear(startDate), getIndexInYear(endDate));
}

function setInUseDate2(startDate, endDate, dateInUseArray) {
	for (var i=startDate; i<=endDate; i++) {
		dateInUseArray[i] = 1;
	}
}
var dateInUseArray = new Array();

setInUseDate2(1, 5, dateInUseArray);
for (var i in dateInUseArray) {
	alert('key is: ' + i + ', value is: ' + dateInUseArray[i]);
}
*/
var form = "";
var submitted = false;
var error = false;
var error_message = "";
var dtCh= "/";
var minYear=1900;
var maxYear=2100;

function check_input(field_name, field_size, message) {
  if (form.elements[field_name] && (form.elements[field_name].type != "hidden")) {
    var field_value = trim(form.elements[field_name].value);

    if (field_value == '' || field_value.length < field_size) {
      error_message = error_message + "* " + message + "\n";
      error = true;
    }
  }
}
function check_zipcode(field_name, message) {
  if (form.elements[field_name] && (form.elements[field_name].type != "hidden")) {
    var field_value = trim(form.elements[field_name].value);

    if (!isZip(field_value)) {
      error_message = error_message + "* " + message + "\n";
      error = true;
    }
  }
}
function check_control(field_name, field_size, message) {
  if (form.elements[field_name]) {
    var field_value = trim(form.elements[field_name].value);

    if (field_value == '' || field_value.length < field_size) {
      error_message = error_message + "* " + message + "\n";
      error = true;
    }
  }
}
function check_input_maxlen(field_name, field_size, message) {
  if (form.elements[field_name] && (form.elements[field_name].type != "hidden")) {
    var field_value = form.elements[field_name].value;

    if (field_value.length > field_size) {//field_value == '' || 
      error_message = error_message + "* " + message + "\n";
      error = true;
    }
  }
}

function trimAll(sString)
{
	while (sString.substring(0,1) == ' ')
	{
		sString = sString.substring(1, sString.length);
	}
	while (sString.substring(sString.length-1, sString.length) == ' ')
	{
		sString = sString.substring(0,sString.length-1);
	}
	return sString;
}

function check_keyword(field_name,str_keywords, message) {
    var field_value = trimAll(form.elements[field_name].value.toLowerCase());		
//	var field_value_value = field_value;
	var str = str_keywords.toLowerCase();
	//var str_value = str;
	//   field_value == str   &&  (field_value.indexOf(str)!=-1)  (str.indexOf(field_value)!=-1) (str.indexOf(field_value)!=-1)
	if (field_value == str)  {
		error_message = error_message + "* " + message + "\n";
        error = true;
	}
}

function check_radio(field_name, message) {
  var isChecked = false;

  if (form.elements[field_name] && (form.elements[field_name].type != "hidden")) {
    var radio = form.elements[field_name];
    for (var i=0; i<radio.length; i++) {
      if (radio[i].checked == true) {
        isChecked = true;
        break;
      }
    }

    if (isChecked == false) {
      error_message = error_message + "* " + message + "\n";
      error = true;
    }
  }
}

function check_value_radio(field_name, value, message) {
  var isChecked = false;
  var val = "";
  if (form.elements[field_name] && (form.elements[field_name].type != "hidden")) {
    var radio = form.elements[field_name];
    for (var i=0; i<radio.length; i++) {
      if (radio[i].checked == true) {
        isChecked = true;
		val = radio[i].value;
        break;
      }
    }

    if (val != value) {
      error_message = error_message + "* " + message + "\n";
      error = true;
    }
  }
}


function check_checkbox(field_name, message){
	if(form.elements[field_name].checked == false){
      error_message = error_message + "* " + message + "\n";
      error = true;
	}
}
function check_checkboxs(field_name,message){
	var check=false;
	for (i=0;i<field_name.length;i++){
		if(form.elements[field_name[i]].checked == true){
		  check=true;	      
		}
	}
	if (!check){
	      error_message = error_message + "* " + message + "\n";
	      error = true;
	      return;
	}
}
function check_checkboxs_same_name(name,message){
	var ctrl_collection=document.getElementsByName(name);
	var  check=false;
	for (i=0;i<ctrl_collection.length;i++){
		if(ctrl_collection[i].checked==true){
			check=true;
		}		
	}	
	if (!check){
	      error_message = error_message + "* " + message + "\n";
	      error = true;
	      return;
	}
}
function check_all_checkbox(name,value){	
	var ctrl_collection=document.getElementsByName(name);
	for (i=0;i<ctrl_collection.length;i++){
		ctrl_collection[i].checked=value;
	}
}
function check_group_checkbox(name,parent){	
	var ctrl_collection=document.getElementsByName(name);
	var  check=true;
	for (i=0;i<ctrl_collection.length;i++){
		if(ctrl_collection[i].checked==false){
			check=false;
		}		
	}	
	document.getElementById(parent).checked=check;	
}

function check_select(field_name, field_default, message) {
  if (form.elements[field_name] && (form.elements[field_name].type != "hidden")) {
    var field_value = form.elements[field_name].value;

    if (field_value == field_default) {
      error_message = error_message + "* " + message + "\n";
      error = true;
    }
  }
}

function check_password(field_name_1, field_name_2, field_size, message_1, message_2) {
  if (form.elements[field_name_1] && (form.elements[field_name_1].type != "hidden")) {
    var password = form.elements[field_name_1].value;
    var confirmation = form.elements[field_name_2].value;

    if (password == '' || password.length < field_size) {
      error_message = error_message + "* " + message_1 + "\n";
      error = true;
    } else if (password != confirmation) {
      error_message = error_message + "* " + message_2 + "\n";
      error = true;
    }
  }
}

function check_password_new(field_name_1, field_name_2, field_name_3, field_size, message_1, message_2, message_3) {
  if (form.elements[field_name_1] && (form.elements[field_name_1].type != "hidden")) {
    var password_current = form.elements[field_name_1].value;
    var password_new = form.elements[field_name_2].value;
    var password_confirmation = form.elements[field_name_3].value;

    if (password_current == '' || password_current.length < field_size) {
      error_message = error_message + "* " + message_1 + "\n";
      error = true;
    } else if (password_new == '' || password_new.length < field_size) {
      error_message = error_message + "* " + message_2 + "\n";
      error = true;
    } else if (password_new != password_confirmation) {
      error_message = error_message + "* " + message_3 + "\n";
      error = true;
    }
  }
}
function check_valid_date(start_date, end_date, size, message_1) {	
	var s = start_date.split('-');
    var e = end_date.split('-');	
    var sdate =new Date(s[0],(s[1]-1),s[2]);
	var edate =new Date(e[0],(e[1]-1),e[2]);
//	var sd = Date.UTC(s[0],(s[1]-1),s[2],0,0,0,0);
//	var ed = Date.UTC(e[0],(e[1]-1),e[2],0,0,0,0);
	var one_day=1000*60*60*24;
	var subd=(edate - sdate)/one_day;
	if ((sdate > edate) ||(subd<size)) {
      error_message = error_message + "* " + message_1 + "\n";
      error = true;
    }
}



function check_email(field_name, message)
{
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	//var error_field = document.getElementById(field_name + '_error');
	var x = null;
	
	if ((trim(document.getElementById(field_name).value).length>0) && (document.getElementById(field_name).value.indexOf("@")!= -1)) {
		var email_list = document.getElementById(field_name);
		var tmp = new Array();

		if (email_list.value.indexOf(";")!= -1) {
			email_list=email_list.value.replace(';',',');
		}

		if (email_list.value.indexOf(",")!= -1) {
			tmp=email_list.value.split(',');
			for (i = 0; i < tmp.length; i++)
			{
			  x=tmp[i];
				if (!filter.test(x)){
					error_message = error_message + "* " + message + "\n";
					error = true;
					break;
				}	
			}
		}
		else
		{
			tmp=email_list.value;
			if (!filter.test(tmp)){
				error_message = error_message + "* " + message + "\n";
				error = true;
			}	
		}
	}
	else {
		error_message = error_message + "* " + message + "\n";
		error = true;
	}
	
/*	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	var email_field = document.getElementById(field_name);
	var error_field = document.getElementById(field_name + '_error');
	var x = email_field.value;
	if (!filter.test(x)){
		error_message = error_message + "* " + message + "\n";
		error = true;
	}	
*/
}

function checklistEmail(field_name, message)
{
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	var error_field = document.getElementById(field_name + '_error');
	var x = null;
	var email_list = document.getElementById(field_name);

	var tmp = new Array();
	email_list=email_list.value.replace(';',',');

	tmp=email_list.value.split(',');

	for (i = 0; i < tmp.length; i++)
	{
	  x=tmp[i];
	  alert (x);
	  	if (!filter.test(x)){
			error_message = error_message + "* " + message + "\n";
			error = true;
			break;
		}	
	}
}

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 strMonth=dtStr.substring(0,pos1)
	var strDay=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){
		/*alert("The date format should be : mm/dd/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
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		/*alert("Please enter a valid date")*/
		return false
	}
    return true
}

function check_format_date(field_name, message){
	var dt=form.elements[field_name];
	if (dt && (dt.type != "hidden")) {
		if (dt.value=='' || isDate(dt.value)==false){
			error_message = error_message + "* " + message + "\n";
			error = true;
			return false;
		}
    }
    return true;
}

function check_lager_date(start_date, end_date, size, message_1) {
	var start_date = form.elements[start_date].value;
	var end_date = form.elements[end_date].value;
	var s = start_date.split('/');
    var e = end_date.split('/');	
	subd = (e[2]+e[0]+e[1])-(s[2]+s[0]+s[1]);
	if (subd<0) {
      error_message = error_message + "* " + message_1 + "\n";
      error = true;
      return false;
    }
    return true;
}
 
function LTrim( value ) {
	var re = /\s*((\S+\s*)*)/;
	return value.replace(re, "$1");
}
// Removes ending whitespaces
function RTrim( value ) {
	var re = /((\s*\S+)*)\s*/;
	return value.replace(re, "$1");
}

// Removes leading and ending whitespaces
function trim( value ) {
	return LTrim(RTrim(value));
}

function IsNumeric(field_name, message)

{
   var ValidChars = "-0123456789.";
   var IsNumber=true;
   var Char;
   var dot=false;
   var sText=form.elements[field_name].value;
 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
	  if (Char=='.')
	  {
	  	if (dot)
		{
			IsNumber = false;
		}
	  	dot=true;
	  }
      if (ValidChars.indexOf(Char) == -1) 
         {
	         IsNumber = false;
         }
      }
		if (!IsNumber) {
			error_message = error_message + "* " + message + "\n";
			error = true;
		}
		return IsNumber;
}
function IsNumeric_N(sText)

{
   var ValidChars = "0123456789.";
   var IsNumber=true;
   var Char;
   var dot=false;

   
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
	  if (Char=='.')
	  {
	  	if (dot)
		{
			IsNumber = false;
		}
	  	dot=true;
	  }
      if (ValidChars.indexOf(Char) == -1) 
	 {
		 IsNumber = false;
	 }
      }
		if (!IsNumber) {	
			error = true;
		}
		return IsNumber;
}
function Abovezero(value, message)
{
	//number=parseInt(value);
    if (value<=0) {
      error_message = error_message + "* " + message + "\n";
      error = true;
    }
}
function zero(value, message)
{
	//number=parseInt(value);
    if (value<0) {
      error_message = error_message + "* " + message + "\n";
      error = true;
    }
}
function check_value(value,value_min,message)
{
  if (value<value_min){
      error_message = error_message + "* " + message + "\n";
      error = true;
  }
}

function check_limit(field_name, field_size, message) {
  if (form.elements[field_name] && (form.elements[field_name].type != "hidden")) {
    var field_value = form.elements[field_name].value;

    if (field_value != '' && field_value.length > field_size) {
      error_message = error_message + "* " + message + "\n";
      error = true;
    }
  }
}

function check_max_sponso(field_name, field_size, message) {
  if (form.elements[field_name]) {
    var field_value = form.elements[field_name].value;

    if (field_value != '' && field_value.length < field_size) {
      error_message = error_message + "* " + message + "\n";
      error = true;
    }
  }
}







function check_larger(f1, f2, msg) {
  if (form.elements[f1] && (form.elements[f2].type != "hidden")) {
    var f1_value = form.elements[f1].value;
	var f2_value = form.elements[f2].value;

    if (f1_value != '' && f1_value != '') {
		if (parseFloat(f1_value) >= parseFloat(f2_value) ) {
		  error_message = error_message + "* " + msg + "\n";
		  error = true;
		}
    }
  }
}

function check_largers(f1, f2, msg) {
  if (form.elements[f1] && (form.elements[f2].type != "hidden")) {
    var f1_value = form.elements[f1].value;
	var f2_value = form.elements[f2].value;

    if (f1_value != '' && f1_value != '') {
		if (parseFloat(f1_value) > parseFloat(f2_value)) {
		  error_message = error_message + "* " + msg + "\n";
		  error = true;
		}
    }
  }
}



var digits = "0123456789";
var phoneNumberDelimiters = "()- ";
var validWorldPhoneChars = phoneNumberDelimiters + "+";
var minDigitsInIPhoneNumber = 7;

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++)
    {   
        // Check that current character isn't whitespace.
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function check_phone(field_name, message){
	var strPhone = form.elements[field_name].value;
	s=stripCharsInBag(strPhone,validWorldPhoneChars);
	if ((isInteger(s) && s.length >= minDigitsInIPhoneNumber)==false) {
	  error_message = error_message + "* " + message + "\n";
	  error = true;
	}
}

function compareControl(control_namefirst, control_namesecond, type, message){
	var valuefisrt = parseInt(form.elements[control_namefirst].value);
	var valuesecond = parseInt(form.elements[control_namesecond].value);	
	if(type==1){//value controlfirst above value conctrolsecond
		if ( valuefisrt < valuesecond ) {
		  error_message = error_message + "* " + message + "\n";
		  error = true;
		}
	}else{
		if (valuesecond<valuefisrt) {
		  error_message = error_message + "* " + message + "\n";
		  error = true;
		}
	}
}
function number_days(start_date, end_date) {	
	var s = start_date.split('-');
    var e = end_date.split('-');	
    var sdate =new Date(s[0],(s[1]-1),s[2]);
	var edate =new Date(e[0],(e[1]-1),e[2]);

	var one_day=1000*60*60*24;
	return (edate - sdate)/one_day;
}
function isZip(s) 
{
     // Check for correct zip code
     reZip = new RegExp(/(^\d{5}$)|(^\d{5}-\d{4}$)/);
     if (!reZip.test(s)) {    
          return false;
     }
     return true;
}