function ph1()
{
	if ( document.ui.phone1.value.length == 3 )
	{
	document.ui.phone2.focus();
	}
}

function ph2()
{
	if ( document.ui.phone2.value.length == 3 )
	{
	document.ui.phone3.focus();
	}
}

function isEmailAddr(email)
{
  var result = false
  var theStr = new String(email)
  var index = theStr.indexOf("@");
  if (index > 0)
  {
    var pindex = theStr.indexOf(".",index);
    if ((pindex > index+1) && (theStr.length > pindex+1))
	result = true;
  }
  return result;
}


function chks()
{


		dp_date = document.ui.dep_date.value;
		x= new Date(dp_date);
		
		dp_month = x.getMonth()+1
		dp_date = x.getDate()
		dp_year = x.getYear()
		
		//alert (mnt);
		//alert (dt);
		//alert (yr);
		
		ar_date = document.ui.arr_date.value;
		y= new Date(ar_date);
		
		ar_month = y.getMonth()+1
		ar_date = y.getDate()
		ar_year = y.getYear()
		
		//alert (ar_mnt);
		//alert (ar_dt);
		//alert (ar_yr);
		
				

		if (document.ui.departure_city.value=="")
		{
		alert("Please enter Departing airport code or city")
		document.ui.departure_city.focus();
		return(false);
		};

		if (document.ui.goingto.value=="")
		{
		alert("Please enter Arrival airport code or city")
		document.ui.goingto.focus();
		return(false);
		};
		
		if (document.ui.dep_date.value=="mm/dd/yyyy")
		{
		alert("Please enter Departing Date")
		document.ui.dep_date.focus();
		return(false);
		};

		if (document.ui.dep_date.value=="")
		{
		alert("Please enter Departing Date")
		document.ui.dep_date.focus();
		return(false);
		};

		
		if (document.ui.direction[0].checked)
		{ 
			if (document.ui.arr_date.value=="mm/dd/yyyy")
			{
			alert("Please enter Arrival Date")
			document.ui.arr_date.focus();
			return(false);
			};
		}
		
		if (document.ui.arr_date.value=="")
		{
		alert("Please enter Arrival Date")
		document.ui.arr_date.focus();
		return(false);
		};
		
		if (document.ui.arr_date.value != "mm/dd/yyyy")
		{
		if ((ar_year)<(dp_year))
			{
			alert("Invalid Returning Date");
			return(false);
			}
	
			if ((ar_year)==(dp_year))
			{
					if ((ar_month) < (dp_month))
					{
					alert("Invalid Returning Date");
					return(false);
					}
	
					if ((ar_month) == (dp_month))
					{
								if ((ar_date)  < (dp_date))
								{		
								alert("Invalid Returning Date");
								return(false);
								}
					}
			}
		}
		
		
		
		
	if (document.ui.lname.value==""){
	alert("Please Fill Your Last Name")
	document.ui.lname.focus();
	return(false);
	};

	if (document.ui.fname.value==""){
	alert("Please Fill Your First Name")
	document.ui.fname.focus();
	return(false);
	};


	if (document.ui.email.value==""){
	alert("Please Fill Email Address")
	document.ui.email.focus();
	return(false);
	};
	
	if (isEmailAddr(document.ui.email.value)){
	}
	else
	{alert ("Please Enter Valid Email Address");
	document.ui.email.focus();
	return(false);
	};

	if (document.ui.adults.value==""){
	alert("Please Select Number of Passengers Travelling")
	document.ui.adults.focus();
	return(false);
	};


			
return(true);

};