function getresults()
{
var miles;
var yards;
var kilometres;
var fullmetres;
var metres;
var temp1;
var temp2;
miles = document.myForm.miles.value * 1;
yards = document.myForm.yards.value * 1;

fullmetres = (1609.344 * miles) + (yards * 0.9144);

temp1 = fullmetres / 1000;
kilometres = Math.floor(temp1);
temp2 = fullmetres - (kilometres * 1000);
metres = Math.floor(temp2);
document.myForm.kilometres.value = kilometres;
document.myForm.metres.value = metres;

}