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_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

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_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function trytosubmit() {
if (validatedata()) {
 document.forms.booking.submit();
 return true;
}
return false;
}

function validatedata() {
 var df=document.forms.booking;
 var today=new Date();
 var date1, date2;
     date1=new Date(df.Y1.options[df.Y1.selectedIndex].text,df.M1.options[df.M1.selectedIndex].value-1,df.D1.options[df.D1.selectedIndex].value);
     date2=new Date(df.Y2.options[df.Y2.selectedIndex].text,df.M2.options[df.M2.selectedIndex].value-1,df.D2.options[df.D2.selectedIndex].value);
     date1.setHours(23);
     date1.setMinutes(59);
     date1.setSeconds(59);
 if (date1.getMonth()!=df.M1.options[df.M1.selectedIndex].value-1){
	alert("Check In Date is not a valid date");
	return false;
 }	
 if (date2.getMonth()!=df.M2.options[df.M2.selectedIndex].value-1){
	alert("Check Out Date is not a valid Date");
	return false;
 }	
 if (date1<today){
	alert("Check In Date is early than today");
	return false;
 }
 if (date2<=date1){
	alert("Check Out Date is not later than Check In Date");
	return false;
 }
 return true;
}
function ChangeDate2(){
	var df=document.forms.booking;
	var date1, date2
	var iDaysAhead = 1
	var i
	date1=new Date(df.Y1.options[df.Y1.selectedIndex].value,df.M1.options[df.M1.selectedIndex].value-1,df.D1.options[df.D1.selectedIndex].value);
	date2=new Date(df.Y1.options[df.Y1.selectedIndex].value,df.M1.options[df.M1.selectedIndex].value-1,(parseInt(df.D1.options[df.D1.selectedIndex].value)+iDaysAhead));

	for(i = 0; i < df.D1.length; i++) { 
			if (df.D1.options[i].value == date1.getDate()){
				df.D1.selectedIndex=i;
				}
			if (df.D1.options[i].value == date2.getDate()){
				df.D2.selectedIndex=i;
				break;
				}
				
		}
		for(i = 0; i < df.M1.length; i++) { 
			if (df.M1.options[i].value == (date1.getMonth()+1)){
				df.M1.selectedIndex=i;
				}
			if (df.M1.options[i].value == (date2.getMonth()+1)){
				df.M2.selectedIndex=i;
				break;
				}
				
		}
		for(i = 0; i < df.Y1.length; i++) { 
			if (df.Y1.options[i].value == date1.getYear()){
				df.Y1.selectedIndex=i;
				}
			if (df.Y1.options[i].value == date2.getYear()){
				df.Y2.selectedIndex=i;
				break;
				}
				
		}
}