var multiplier=1;
// Extension element implementations always take two arguments. The first
// argument is the XSL Processor context; the second argument is the element.
function timelapse(xslProcessorContext, elem)
{
multiplier=parseInt(elem.getAttribute("multiplier"));
// The element return value is placed in the result tree.
// If you do not want a return value, return null.
return null;
}
function getdate(numdays)
{
// Use a constant date so test output is determinate
var d = new Date(2001, 8, 5);
d.setDate(d.getDate() + parseInt(numdays*multiplier));
return d.toLocaleString();
}