function antispiderbot()
{
var user, domain, site, subject; 
user   = arguments[0]; 
domain = arguments[1];
site   = arguments[2]; 
if (arguments.length>3 && arguments[3]!="")  subject= "?subject="+arguments[3]; 
else                                         subject= "";
document.write("<a h"+"r"+"ef='m"+"a"+"ilt"+"o:"+user+"&#64;"+domain+subject+"' title='Stuur een bericht naar: &lt;"+user+" (at) "+domain+"&gt;'><img border='0' width='25' height='14' src='"+site+"images/envelop.gif'></a>&nbsp;");
}