window.addEvent("domready", function(){
 var scroll = new Fx.Scroll("demo-wrapper", {
   wait: false,
   duration: 1000,
   transition: Fx.Transitions.Quad.easeInOut
 });

 $("nav_step_1").addEvent("click", function(event) {
  event = new Event(event).stop();
  scroll.toElement("step_1");
 });

 $("nav_step_2").addEvent("click", function(event) {
  event = new Event(event).stop();
  scroll.toElement("step_2");
 });

 $("nav_step_3").addEvent("click", function(event) {
  event = new Event(event).stop();
  scroll.toElement("step_3");
 });

 $("nav_step_4").addEvent("click", function(event) {
  event = new Event(event).stop();
/*  if($("stepsready") == 'step_4' || $("stepsready") == 'step_5' )
	  scroll.toElement("step_4");
  else
  	alert("NOCH NICHT!");
*/
	if(checkform())
	  scroll.toElement("step_4");
		
 }); 

 $("nav_step_5").addEvent("click", function(event) {
  event = new Event(event).stop();
	if(checkagb())
	{
	  scroll.toElement("step_5");
	  document.the_order.submit();
	  }
		
 }); 
});