function validategrouptour(){
var temp="";
    tot_people=0;
	if(document.grouptours.first_name.value==""){
	alert("Please Enter your First Name");
	document.grouptours.first_name.focus();
	return false;
	}
	temp=document.grouptours.last_name.value;
	if(temp==""){
	alert("Please Enter your Last Name");
	document.grouptours.last_name.focus();
	return false;
	}
        document.grouptours.name.value = document.grouptours.first_name.value + ' ' + document.grouptours.last_name.value;
	//temp=document.grouptours.group_phone.value;
	temp=document.grouptours.group_phone;
/*	if(temp==""){
	alert("Please Enter your Phone number");
	document.grouptours.group_phone.focus();
	return false;
	}*/
	if(ValidatePhone(temp) == false)
		return false;
	temp=document.grouptours.people_adult.value;
	if(temp==""){
	alert("Please Enter the number of Adult people");
	document.grouptours.people_adult.focus();
	return false;
	}
  if(isNaN(document.grouptours.people_adult.value)){
		alert('Please number of Adult Must be numeric');
		document.grouptours.people_adult.value='';
		document.grouptours.people_adult.focus();
		return false;
	}	
	temp=document.grouptours.people_children.value;
	if(temp==""){
	document.grouptours.people_children.value=0;
	}
  if(isNaN(document.grouptours.people_children.value)){
		alert('Please number of Children Must be numeric');
		document.grouptours.people_children.value='';
		document.grouptours.people_children.focus();
		return false;
	}
	temp=document.grouptours.people_infants.value;
	if(temp==""){
	document.grouptours.people_infants.value=0;
	}
  if(isNaN(document.grouptours.people_infants.value)){
		alert('Please number of Children Must be numeric');
		document.grouptours.people_infants.value='';
		document.grouptours.people_infants.focus();
		return false;
	}		
  tot_people=(parseInt(document.grouptours.people_adult.value)+parseInt(document.grouptours.people_children.value));	
  if(tot_people<10){
	alert("Please remember Group Travel MUST be 10 or more people");
	document.grouptours.people_adult.focus();
	return false;
	}
	temp=document.grouptours.departure_city.value;	
	if(temp==""){
	alert("Please Enter the Departure City");
	document.grouptours.departure_city.focus();
	return false;
	}
	temp=document.grouptours.departure_country.value;
	if(temp==""){
	alert("Please Enter the Departure Country");
	document.grouptours.departure_country.focus();
	return false;
	}					
  temp=document.grouptours.departure_date.value;	
	if(temp==""){
	alert("Please Enter the Departure Date");
	document.grouptours.departure_date.focus();
	return false;
	}	
	temp=document.grouptours.return_date.value;	
	if(temp==""){
	alert("Please Enter the Return Date");
	document.grouptours.return_date.focus();
	return false;
	}	
	temp=document.grouptours.accomodation.value;	
	if(temp==""){
	alert("Please Enter the Accomodation");
	document.grouptours.accomodation.focus();
	return false;
	}	
	temp=document.grouptours.air_transfer.value;	
	if(temp==""){
	alert("Please Enter the Airport Transfer");
	document.grouptours.air_transfer.focus();
	return false;
	}
	temp=document.grouptours.destination_1.value;	
	if(temp==""){
	alert("Please Enter one Tour Destination");
	document.grouptours.destination_1.focus();
	return false;
	}
	temp=document.grouptours.day_1.value;	
	if(temp==""){
	alert("Please Enter Number of Nights for Tour Destination");
	document.grouptours.day_1.focus();
	return false;
 	}
	temp=document.grouptours.group_email.value;
	if(temp==""){
	alert("Please Enter the Email ");
	document.grouptours.group_email.focus();
	return false;
	}
	return true;
}

// Declaring required variables
var digits = "0123456789";
// non-digit characters which are allowed in phone numbers
var phoneNumberDelimiters = "()- ";
// characters which are allowed in international phone numbers
// (a leading + is OK)
var validWorldPhoneChars = phoneNumberDelimiters + "+";
// Minimum no of digits in an international phone no.
var minDigitsInIPhoneNumber = 10;

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 checkInternationalPhone(strPhone){
s=stripCharsInBag(strPhone,validWorldPhoneChars);
return (isInteger(s) && s.length >= minDigitsInIPhoneNumber);
}

function ValidatePhone(phone){
	var Phone=phone;
	
	if ((Phone.value==null)||(Phone.value=="")){
		alert("Please Enter your Phone Number")
		Phone.focus()
		return false
	}
	if (checkInternationalPhone(Phone.value)==false){
		alert("Please Enter a Valid Phone Number")
		Phone.value=""
		Phone.focus()
		return false
	}
	return true
 }