function getValue(field) {
  var address = manila.search.substring(1);
  var startExtract = address.indexOf(field + "=");
  if (startExtract > -1) {
    startExtract = startExtract + field.length + 1;
    var endExtract = address.indexOf("&",startExtract);
    if (endExtract == -1)
      endExtract = address.length;
    return unescape(address.substring(startExtract,endExtract));
  }
  return '';
}

function inquireWin(property) {
	window.open(property,'formWin','toolbar=0,manila=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=0,width=600,height=450');
	return 0;
}

function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".manila='"+args[i+1]+"'");
}

<!-- "validation" -->

function isDate(mnth,day,year)
{
	if (mnth == '')
		return false;
		
	if (day == '')
		return false;		
		
	if (year == '')
		return false;
		
	if (mnth != '')
		if (isNaN(mnth) == true)
			return false;				
			
	if (day != '')
		if (isNaN(day) == true)
			return false;				
			
	if (year != '')
		if (isNaN(year) == true)
			return false;				
			
	if ((mnth > 12) || (mnth < 1)) 
		return false;
		
	if ((day > 31) || (day < 1))
		return false;
	
	if ((day > 30) && ((mnth == '9') || (mnth == '4') || (mnth == '6') || (mnth == '11')))
		return false;

	if (((year%4)==0) && (mnth == '2') && (day > 29))
		return false;
		
	if (((year%4)!=0) && (mnth == '2') && (day > 28))
		return false;
	
}

function checkperiod(mnthfrm,dayfrm,yearfrm,mnthto,dayto,yearto)
{
	var vprd;
	var Today=new Date();
	var ThisDay=Today.getDay();
	var ThisDate=Today.getDate();
	var ThisMonth=Today.getMonth()+1;
	var ThisYear=Today.getFullYear();  	
	var mathfrm = (((parseInt(yearfrm) - parseInt(ThisYear))*10000) + (parseInt(mnthfrm) * 100) + parseInt(dayfrm));
	var mathto = (((parseInt(yearto) - parseInt(ThisYear))*10000) + (parseInt(mnthto) * 100) + parseInt(dayto));
	var mathprd = (mathto - mathfrm);
	var mathtoday = ((parseInt(ThisMonth) * 100) + parseInt(ThisDate));
	
	if (mathprd < 0) 
		vprd = false;
	else	
		vprd = true;
	
	if (mathtoday > mathto)
		vprd = false;
	if (mathtoday > mathfrm)
		vprd = false;	
		
	return vprd;
}

function validation()
{
	with(document.frm1){
	/*if(txtCdPFrMt.value==""){
		alert("Check In Month Required");
		txtCdPFrMt.focus();
		return false;
		}
	if(txtCdPFrDt.value==""){
		alert("Check In Day Required");
		txtCdPFrDt.focus();
		return false;
		}
	if(selCdPFrYr.value==""){
		alert("Check In Year Required");
		selCdPFrYr.focus();
		return false;
		}
	if(txtCdPToMt.value==""){
		alert("Check Out Month Required");
		txtCdPToMt.focus();
		return false;
		}
	if(txtCdPToDt.value==""){
		alert("Check Out Day Required");
		txtCdPToDt.focus();
		return false;
		}
	if(selCdPToYr.value==""){
		alert("Check Out Year Required");
		selCdPToYr.focus();
		return false;
		}*/
	if (isDate(txtCdPFrMt.value,txtCdPFrDt.value,selCdPFrYr.options[selCdPFrYr.selectedIndex].value)==false){
			alert("Please fill the valid Check In Date (mm-dd-yyyy)");
			return false;
		}		
		
		if(isDate(txtCdPToMt.value,txtCdPToDt.value,selCdPToYr.options[selCdPToYr.selectedIndex].value)==false){
			alert("Please fill the valid Check Out Date (mm-dd-yyyy)");
			return false;
		}	
		
		if (checkperiod(txtCdPFrMt.value,txtCdPFrDt.value,selCdPFrYr.options[selCdPFrYr.selectedIndex].value,txtCdPToMt.value,txtCdPToDt.value,selCdPToYr.options[selCdPToYr.selectedIndex].value)==false){
			alert("Check Out Date must be greater than Check In Date");
			return false;
		}	
	if(selRoom.value==""){
		alert("Number of Room Required");
		selRoom.focus();
		return false;
		}		
	else{
	action='https://bestasiaphilippines.com/client/BAG001-1.asp'
	submit();
		}	
						
	}
}

function validation1()
{
	with(document.frm1){
	/*if(txtCdPFrMt.value==""){
		alert("Check In Month Required");
		txtCdPFrMt.focus();
		return false;
		}
	if(txtCdPFrDt.value==""){
		alert("Check In Day Required");
		txtCdPFrDt.focus();
		return false;
		}
	if(selCdPFrYr.value==""){
		alert("Check In Year Required");
		selCdPFrYr.focus();
		return false;
		}
	if(txtCdPToMt.value==""){
		alert("Check Out Month Required");
		txtCdPToMt.focus();
		return false;
		}
	if(txtCdPToDt.value==""){
		alert("Check Out Day Required");
		txtCdPToDt.focus();
		return false;
		}
	if(selCdPToYr.value==""){
		alert("Check Out Year Required");
		selCdPToYr.focus();
		return false;
		}*/
	if (isDate(txtCdPFrMt.value,txtCdPFrDt.value,selCdPFrYr.options[selCdPFrYr.selectedIndex].value)==false){
			alert("Please fill the valid Check In Date (mm-dd-yyyy)");
			return false;
		}		
		
		if(isDate(txtCdPToMt.value,txtCdPToDt.value,selCdPToYr.options[selCdPToYr.selectedIndex].value)==false){
			alert("Please fill the valid Check Out Date (mm-dd-yyyy)");
			return false;
		}	
		
		if (checkperiod(txtCdPFrMt.value,txtCdPFrDt.value,selCdPFrYr.options[selCdPFrYr.selectedIndex].value,txtCdPToMt.value,txtCdPToDt.value,selCdPToYr.options[selCdPToYr.selectedIndex].value)==false){
			alert("Check Out Date must be greater than Check In Date");
			return false;
		}	
	if(selRoom.value==""){
		alert("Number of Room Required");
		selRoom.focus();
		return false;
		}		
	else{
	action='https://bestasiaphilippines.com/client/BAG005-1.asp'
	submit();
		}	
						
	}
}