function herring(nm){
// makes trawling for mail addresses a bit harder
var sbj="subject=Jowett%20Documents";
var axt="@", doxt=".", mailad="", wot="?";
var prot="m"+"a"+"i"+"l"+"t"+"o"+":";
switch(nm){
	case "his":  {mailad="john"+axt+"illingworths"+doxt+"name"; break;}
	case "hers": {mailad="val"+axt+"illingworths"+doxt+"name"; break;}
		} // switch
var whole=prot+mailad+wot+sbj;
window.location.href=whole;
}