// JavaScript Document
function validateForm1(flightsSearchForm)
{
   var str=document.flightsSearchForm.email.value;
  var str3=document.flightsSearchForm.name.value;

  var regex = /^(\w+(?:\.\w+)*)@((?:\w+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;
  var regex3 = /^[0-9a-zA-Z]+([0-9a-zA-Z\ \.])*$/;
 
 	
   if(!regex3.test(str3))
  	{
    alert( "Please enter your valid name." );
    flightsSearchForm.name.focus();
    return false ;
  	}
   
   else if(!regex.test(str))
  	{
    alert( "Please enter your valid Email address." );
    flightsSearchForm.email.focus();
    return false ;
  	}
	
   
   
    else if (flightsSearchForm.phone.value == "" ) 
  	{
    alert( "Please enter your Phone No." );
    flightsSearchForm.phone.focus();
    return false ;
  	}
	
  	else if(!isValidPhoneNumber(flightsSearchForm.phone.value))
	{
	alert( "Enter the Phone Number(please enter only numbers!)" );
	flightsSearchForm.phone.focus();
	return false;
	}	
  
  	else if (!(flightsSearchForm.phone.value.length >= 10)) 
	{
	alert( "Enter Valid Number !" );
    flightsSearchForm.phone.focus();
    return false ;	
	}
   
   
  if (flightsSearchForm.leavefrom.selectedIndex==0) 
  	{
    alert( "Please Select Leaving from City." );
    flightsSearchForm.leavefrom.focus();
    return false ;
  	}
   
   else if (flightsSearchForm.goingto.selectedIndex==0) 
  	{
    alert( "Please Select going to City." );
    flightsSearchForm.goingto.focus();
    return false ;
  	}
	
  	
	
   
   else if (flightsSearchForm.demo2.value=="") 
  	{
    alert( "Please Select Depature Date." );
    flightsSearchForm.demo2.focus();
    return false ;
	}
   
  
	
	/*else if (flightsSearchForm.demo1.value== "") 
  	{
    alert( "Please select Return Date." );
    flightsSearchForm.demo1.focus();
    return false ;
  	}
	*/
	
	
	else if (flightsSearchForm.adult.value=="select")
  	{
    alert( "Please Select no.of adults." );
	flightsSearchForm.adult.focus();
    return false ;
  	}
	else if (flightsSearchForm.child.value=="select")
  	{
    alert( "Please Select no.of child." );
	flightsSearchForm.child.focus();
    return false ;
  	}
	
	
    else if (flightsSearchForm.infants.value=="select")
  	{
    alert( "Please Select no.of Infants." );
	flightsSearchForm.infants.focus();
    return false ;
  	}
	
	
	
	
	
 }
 
 
 function isValidPhoneNumber(TheNumber) 
	{
		var valid = 1
		var GoodChars = "0123456789()-+ "
		var i = 0
		if (TheNumber=="") {
			// Return false if number is empty
			valid = 0
		}
		for (i =0; i <= TheNumber.length -1; i++) {
			if (GoodChars.indexOf(TheNumber.charAt(i)) == -1) {
				valid = 0
			} // End if statement
		} // End for loop
		return valid
	}	
function IsEmail(oObject) {
	var emailStr=oObject;
	var emailPat=/^(.+)@(.+)$/;
	var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]";
	var validChars="\[^\\s" + specialChars + "\]";
	var quotedUser="(\"[^\"]*\")";
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
	var atom=validChars + '+';
	var word="(" + atom + "|" + quotedUser + ")";
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
	var matchArray=emailStr.match(emailPat);
	if (matchArray==null) {
		alert("Email address seems incorrect (check @ and .'s)");
		return false;
	}
	var user=matchArray[1];
	var domain=matchArray[2];
	if (user.match(userPat)==null) {
		alert("The username doesn't seem to be valid. Please check or register fresh");
		return false;
	}
	var IPArray=domain.match(ipDomainPat);
	if (IPArray!=null) {
		for (var i=1;i<=4;i++) {
			if (IPArray[i]>255) {
				alert("Destination IP address is invalid!");
				return false;
			}
		}
		return true;
	}
	var domainArray=domain.match(domainPat);
	if (domainArray==null) {
		alert("The domain name doesn't seem to be valid.");
		return false;
	}
	var atomPat=new RegExp(atom,"g");
	var domArr=domain.match(atomPat);
	var len=domArr.length;
	if (domArr[domArr.length-1].length<2 || domArr[domArr.length-1].length>4) {
		alert("The address must end in a three-letter domain, or two letter country.");
		return false;
	}
	if (len<2) {
		var errStr="This address is missing a hostname!";
		alert(errStr);
		return false;
	}
	return true;
}