var cookieval = ""; 
if (document.cookie.length > 0) { 
var search = "delaconphonenum="; 
var offset = document.cookie.indexOf(search); 
if (offset != -1) { 
offset += search.length; 
end = document.cookie.indexOf(";", offset); 
if (end == -1){end = document.cookie.length;} 
cookieval=unescape(document.cookie.substring(offset, end)); 
} 
} 

if(cookieval.length > 0){ 
//alert("setting the value from cookie"); 
document.getElementById("numdiv").innerHTML = cookieval; 
} 
else{ 
//alert("getting the value from server"); 
var refStr = escape(document.referrer); 
document.write(unescape("%3Cscript src='http://voip.delacon.com.au/sitez/ref/phonenum.jsp?c_id=113&ref=" + refStr + "' type='text/javascript'%3E%3C/script%3E")); 
}