// JavaScript Document
 
function bookingform()
{

if(document.form2.timestamp.value=="")
{
alert("Please enter Date");
document.form2.timestamp.focus();
return false;
}
if(document.form2.time.value=="select")
{
alert("Please enter Time");
document.form2.time.focus();
return false;
}
/*if(document.form2.phone.value=="")
{
alert("Please enter Phone No");
document.form2.phone.focus();
return false;
}*/
var Phone=document.form2.txtPhone
	
	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
	}
if(document.form2.fullName.value=="")
{
alert("Please enter Your Name");
document.form2.fullName.focus();
return false;
}
if(document.form2.address.value=="")
{
alert("Please enter Address");
document.form2.address.focus();
return false;
}
if(document.form2.city.value=="")
{
alert("Please enter City");
document.form2.city.focus();
return false;
}
if(document.form2.bookingState.value=="select")
{
alert("Please Select State");
document.form2.bookingState.focus();
return false;
}
if(document.form2.zip.value=="")
{
alert("Please enter Zip code");
document.form2.zip.focus();
return false;
}
if(validateZIP('zip'))
	{
		return false;
	}


return true;
 }
function validateZIP(zip)
{
	var field=document.getElementById(zip).value;
	var valid = "0123456789-";
	var hyphencount = 0;
	if (field.length!=5 && field.length!=10) 
	{
		alert("Please enter your 5 digit zip code");
		document.getElementById(zip).select();
		document.getElementById(zip).focus();
		return true;
	}
	for (var i=0; i < field.length; i++) 
	{
		temp = "" + field.substring(i, i+1);
		if (temp == "-") hyphencount++;
		if (valid.indexOf(temp) == "-1") 
		{
			alert("Invalid characters in your zip code.  Please try again.");
			document.getElementById(zip).focus();
			document.getElementById(zip).select();
			return true;
		}
		if ((hyphencount > 1) || ((field.length==10) && ""+field.charAt(5)!="-")) 
		{
			alert("The hyphen character should be used with a properly formatted 5 digit+four zip code, like '12345-6789'.   Please try again.");
			return true;
   		}
	}
	return false;
}
// 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 trim(s)
{   var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not a whitespace, append to returnString.
    for (i = 0; i < s.length; i++)
    {   
        // Check that current character isn't whitespace.
        var c = s.charAt(i);
        if (c != " ") returnString += c;
    }
    return returnString;
}
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){
var bracket=3
strPhone=trim(strPhone)
if(strPhone.indexOf("+")>1) return false
if(strPhone.indexOf("-")!=-1)bracket=bracket+1
if(strPhone.indexOf("(")!=-1 && strPhone.indexOf("(")>bracket)return false
var brchr=strPhone.indexOf("(")
if(strPhone.indexOf("(")!=-1 && strPhone.charAt(brchr+2)!=")")return false
if(strPhone.indexOf("(")==-1 && strPhone.indexOf(")")!=-1)return false
s=stripCharsInBag(strPhone,validWorldPhoneChars);
return (isInteger(s) && s.length >= minDigitsInIPhoneNumber);
}