How can i navigate to a new screen via java script alert

[mcgrathken.kmg]

I cannot seem to navigate to a screen after user clicks ok

[mcgrathken.kmg]

sorry got it working using this

var r=confirm("Warning! GPS is required");
if (r==true)
{
Tiggr.navigateTo('Geolocation');
}
else
{
//do nothing
}