function postcodelocation(){

	
var postcode=(document.postcodeform.postcode.value);
first_char=postcode.charAt(0);
last_char=postcode.charAt(3);

if (postcode=="")
 {  alert("Please enter your postcode")
      return document.postcodeform.postcode.focus()} 
	  
if (last_char=="")
 {  alert("Please enter your postcode")
 return document.postcodeform.postcode.focus()}

if (postcode=="0870"){
    window.location.href='latestpromotionsSA.asp';
}

else if (postcode=="0871"){
    window.location.href='latestpromotionsSA.asp';
}

else if (postcode=="0872"){
    window.location.href='latestpromotionsSA.asp';
}

else if (postcode=="2880"){
    window.location.href='latestpromotionsSA.asp';
}

else if (first_char=="0"){
    window.location.href='latestpromotionsNT.asp';
	//window.location.href='../docs09/CurrentNTCatalogue.pdf';
	//alert("Sorry, but there are no current LeCornu promotions within the area you have entered. Thank you");
}

else if (first_char=="5"){
    window.location.href='latestpromotionsSA.asp';
}

else 
{  alert("Sorry, but there are no current LeCornu promotions within the area you have entered.  Please try again with an SA or NT postcode.  Thank you ")
 return document.postcodeform.postcode.focus()}
}