// JavaScript Document


function validateForm ( frmpost )
{
  var str=document.frmpost.email.value;
  var regex = /^(\w+(?:\.\w+)*)@((?:\w+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;
  
 if (frmpost.realname.value == "") 
  {
    alert( "Please enter your Name." );
    frmpost.realname.focus();
    return false ;
  }
  
   else if (frmpost.contactnumber.value == "") 
  {
    alert( "Please enter your Contact No." );
    frmpost.contactnumber.focus();
    return false ;
  }
     else if (frmpost.fax.value == "") 
  {
    alert( "Please enter your Fax No." );
    frmpost.fax.focus();
    return false ;
  }

  else if(!regex.test(str))
  {
    alert( "Please enter your valid Email address." );
    frmpost.email.focus();
    return false ;
  }
    else if ( (frmpost.pickup[0].checked == false ) && (frmpost.pickup[1].checked == false ) ) 
  {
    alert( "Please choose : Yes and No" );
	valid = false;
    return false ;
  }  
   else if (frmpost.payment.selectedIndex==0) 
  {
    alert( "Please select Payment Option." );
    frmpost.payment.focus();
    return false ;
  } 
     else if ( (frmpost.contactby[0].checked == false ) && (frmpost.contactby[1].checked == false ) && (frmpost.contactby[2].checked == false ) ) 
  {
    alert( "Please choose : Email, Fax and Phone" );
	valid = false;
    return false ;
  }  
  
 }
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;
}