// JavaScript Document
function chk()
      {
	am=document.Wiz.am.value;
	ad=document.Wiz.ad.value;
	yr=document.Wiz.yr.value;

	dm=document.Wiz.dm.value;
	dd=document.Wiz.dd.value;
	dyr=document.Wiz.dyr.value;
		
	currday = parseInt(document.Wiz.dayvar.value);
	currmonth = parseInt(document.Wiz.monthvar.value);
	curryear = parseInt(document.Wiz.yearvar.value);

	var arrDate = new Date(yr,am-1,ad);
	var depDate = new Date(dyr,dm-1,dd);
	var currDate = new Date(curryear,currmonth-1,currday);
	
	if (arrDate >= depDate)
	{
		alert("Date selection invalid");
		return false;
	}
	
	if(currDate >= arrDate)
	{
		alert("Date selection invalid");
		return false;
	} 

MM_showHideLayers('Layer1','','show')
MM_showHideLayers('main','','hide')
	
     }
	 
	 function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}
function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}