function checkfields()	
{
a=orderform.email.value
al=a.length-1
 
 b1=orderform.email.value.indexOf("@")
 b2=orderform.email.value.indexOf(".")
 d=b2-b1
 dot=al-b2
 
if(a==""||b1==-1 ||b2==-1 || a<6||b1==0||isNaN(a.charAt(0))==false||d==1||dot==0)
 {
   alert("Please enter a valid email-id")
   orderform.email.focus();
   return false
 }

if (orderform.realname.value=="")
 {
  alert("Please write your name.") ;
  orderform.realname.focus();
  return false; 
 }
if (orderform.Address.value=="")
 {
  alert("Please write your contact address.") ;
  orderform.Message.focus();
  return false; 
 }

 if (orderform.City.value=="")
 {
  alert("Please write your city.") ;
  orderform.City.focus();
  return false; 
 }
if (orderform.Country.value=="")
 {
  alert("Please write your country name.") ;
  orderform.Country.focus();
  return false; 
 }

if (orderform.Telephone.value=="")
 {
  alert("Please write your contact number.") ;
  orderform.Telephone.focus();
  return false; 
 }
if (orderform.Number_of_copies.value=="")
 {
  alert("Please write no. of copies required.") ;
  orderform.Number_of_copies.focus();
  return false; 
 }

 return true		
}