function remove_XS_whitespace(item)
{
  var tmp = "";
  var item_length = item.value.length;
  var item_length_minus_1 = item.value.length - 1;
  for (index = 0; index < item_length; index++)
  {
    if (item.value.charAt(index) != ' ')
    {
      tmp += item.value.charAt(index);
    }
    else
    {
      if (tmp.length > 0)
      {
        if (item.value.charAt(index+1) != ' ' && index != item_length_minus_1)
        {
          tmp += item.value.charAt(index);
        }
      }
    }
  }
  item.value = tmp;
}

function checkrequired(which) 
{
	    var nchild,ninf;
        nchild=document.getElementById("Child").value;
        ninf=document.getElementById("INF").value;
		var pass=true;
		if (document.images)
		{
			for (i=0;i<which.length;i++)
			{
					var tempobj=which.elements[i];		
					if(tempobj.type=="text"||tempobj.type=="textarea")
					{
					remove_XS_whitespace(tempobj);
					}
					if (tempobj.name.substring(0,8)=="required")
					{
							if (((tempobj.type=="text"||tempobj.type=="textarea") && tempobj.value=='')||(tempobj.type.toString().charAt(0)=="s" && tempobj.selectedIndex==0)) 
							{
								pass=false;
								break;
							}
      				}
   	   		}
	   }
		if (!pass && tempobj.name!="requiredpcode") 
		{
			shortFieldName=tempobj.name.substring(8,30).toUpperCase();
			alert("Please make sure all the field was properly completed.");
			tempobj.focus();
			return false;
		}
		else
		{
			 if(nchild>0)
            {
                    var flag=validateChild("DOBcnnDD","DOBcnnMON","DOBcnnYY",nchild);
                    if(flag==false)
                    {
                    return false;
                    }
            }
            
            if(ninf>0)
            {
                    var flag2=validateChild("DOBinfDD","DOBinfMON","DOBinfYY",ninf);
                    if(flag2==false)
                    {
                    return false;
                    }
            }   
			
			if(emailCheck(which.elements['requiredEMail'].value))
			{
				return true;
			}
			else
			{
				return false;
			}
	 }

}
function checkleapyear(datea)
{
	if(datea.getFullYear()%4 == 0)
	{
		if(datea.getFullYear()% 10 != 0)
		{
			return true;
		}
		else
		{
			if(datea.getFullYear()% 400 == 0)
				return true;
			else
				return false;
		}
	}
return false;
}
function DaysInMonth(Y, M) 
{
    with (new Date(Y, M, 1, 12)) 
    {
        setDate(0);
        return getDate();
    }
}
function datediff(date1, date2) 
{
    var y1 = date1.getFullYear(), m1 = date1.getMonth(), d1 = date1.getDate(),
	 y2 = date2.getFullYear(), m2 = date2.getMonth(), d2 = date2.getDate();

    if (d1 < d2) 
    {
        m1--;
        d1 += DaysInMonth(y2, m2);
    }
    if (m1 < m2) 
    {
        y1--;
        m1 += 12;
    }
    return [y1 - y2, m1 - m2, d1 - d2];
}
function validateChild(CDD,CMM,CYY,NRecords)
{
                var n;
                var DOBDptDate;
                var ttlyymmdd;
                
                var journtype="";
				try
				{
					journtype=document.getElementById("JrnType").value;
				}
				catch(err){}
				
                if(journtype=="Return" || journtype=="Return0") 
                {
                 DOBDptDate=document.getElementById("RetDate").value;
                }
                else if(journtype=="OneWay" || journtype=="OneWay1")
                {
                 DOBDptDate=document.getElementById("DptDate").value;
                }
               if(journtype!="")
               {
                        DOBDptDate=DOBDptDate.split("/")
                        if(journtype=="OneWay1" || journtype=="Return0")
                        {
                        var ciyear=DOBDptDate[2].substring(0,4);
                         var cmprdate=new Date(ciyear,DOBDptDate[0],(DOBDptDate[1]-1))
                        }
                        else
                        {
                        
                         var cmprdate=new Date(DOBDptDate[2],(DOBDptDate[1]),DOBDptDate[0]-1)
                        }              
                       
                        for(n=1;n<=NRecords;n++)
                        {
                                var dd1=document.getElementById(CDD+n).value;
                                var MON1=document.getElementById(CMM+n).value;               
                                var YY1=document.getElementById(CYY+n).value;                        
                                var dmy1=new Date(YY1,monthName(MON1),dd1);
                                 var cly=checkleapyear(dmy1)
                                 if((dd1==30 || dd1==31)&& MON1=="FEB" )
                                    {
                                        alert("Not a valid Date")
                                        document.getElementById(CDD+n).focus();
                                        return false;                        
                                    }                  
                                var ttlyymmdd=datediff(cmprdate,dmy1)
                                if(CDD=="DOBcnnDD")
                                {                        
                                    if(ttlyymmdd[0]==11 && ttlyymmdd[1]>0 && ttlyymmdd[2]>0)
                                    {
                                        alert("Child age is greater than 11 years")
                                        document.getElementById(CDD+n).focus();
                                        return false;
                                    }
                                }
                                else if(CDD=="DOBinfDD")
                                {
                                    if(ttlyymmdd[0]==2 && ttlyymmdd[1]>0 && ttlyymmdd[2]>0)
                                    {
                                        alert("Infant age is greater than 2 years")
                                        document.getElementById(CDD+n).focus();
                                        return false;
                                    }
                                }
                        }
                }

}



function emailCheck (emailStr) {
var checkTLD=1;
var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
var emailPat=/^(.+)@(.+)$/;
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 +")*$");
var matchArray=emailStr.match(emailPat);
if (matchArray==null) {
alert("Email address seems incorrect (check @ and .'s)");
return false;
}
var user=matchArray[1];
var domain=matchArray[2];
for (i=0; i<user.length; i++) {
if (user.charCodeAt(i)>127) {
alert("Ths username contains invalid characters.");
return false;
   }
}
for (i=0; i<domain.length; i++) {
if (domain.charCodeAt(i)>127) {
alert("Ths domain name contains invalid characters.");
return false;
   }
}
if (user.match(userPat)==null) {
alert("The username doesn't seem to be valid.");
return false;
}
var IPArray=domain.match(ipDomainPat);
if (IPArray!=null) {
for (var i=1;i<=4;i++) {
if (IPArray[i]>255) {
alert("Destination IP address is invalid!");
return false;
   }
}
return true;
}
var atomPat=new RegExp("^" + atom + "$");
var domArr=domain.split(".");
var len=domArr.length;
for (i=0;i<len;i++) {
if (domArr[i].search(atomPat)==-1) {
alert("The domain name does not seem to be valid.");
return false;
   }
}
if (checkTLD && domArr[domArr.length-1].length!=2 && 
domArr[domArr.length-1].search(knownDomsPat)==-1) {
alert("The address must end in a well-known domain or two letter " + "country.");
return false;
}
if (len<2) {
alert("This address is missing a hostname!");
return false;
}
return true;
}