function S4() {
return (((1+Math.random())*0x10000)|0).toString(16).substring(1) }

function Guid() {
return (S4()+S4()+'-'+S4()+'-'+S4()+'-'+S4()+'-'+S4()+S4()+S4()).toUpperCase() }

function InstanceGUID() {
return ('InstanceGUID='+Guid()) }