function form_event()
{
	cur = document.copart_cars.make.options[document.copart_cars.make.selectedIndex].value;
	document.copart_cars.makename.value=document.copart_cars.make.options[document.copart_cars.make.selectedIndex].text;
	for (var n=document.copart_cars.model.options.length - 1; n > -1; n--)
  {
	  document.copart_cars.model.options[n] = null;
	}
	for (var n=0; n < main[cur].length; n++)
  {
	  document.copart_cars.model.options[n] = new Option(main[cur][n], main[cur][n]);
	}
	document.copart_cars.model.options[0].selected=true;
}
function adv_form_event()
{
	cur = document.copart_cars_adv.make.options[document.copart_cars_adv.make.selectedIndex].value;
	document.copart_cars_adv.makename.value=document.copart_cars_adv.make.options[document.copart_cars_adv.make.selectedIndex].text;
	for (var n=document.copart_cars_adv.model.options.length - 1; n > -1; n--)
  {
	  document.copart_cars_adv.model.options[n] = null;
	}
	for (var n=0; n < main[cur].length; n++)
  {
	  document.copart_cars_adv.model.options[n] = new Option(main[cur][n], main[cur][n]);
	}
	document.copart_cars_adv.model.options[0].selected=true;
}