var emptyPropertyUnit = "";
var emptyArrivalMonth = "";
var emptyYear = "";
var invalidMonthYear = "";
var propertyOverFlowMsg ="";	
var setProgressBarCookie = true;	

function PDOnload()
{
	if(setProgressBarCookie)
	{
		setCookie("ProgressBar","true",null,null,null);
		setProgressBarCookie = false;
	}
}
function ValidateCheckAvailability()
{	
	var objArrivalMonth = document.getElementById("cmbArrivalMonth");
	if(objArrivalMonth != null)
	{
		if(objArrivalMonth.options[objArrivalMonth.selectedIndex].value == "0")
		{
			alert(emptyArrivalMonth); 
			objArrivalMonth.focus();
			return false;
		}
	}	
	var objYear = document.getElementById("cmbYear");
	if(objYear != null)
	{
		if(objYear.options[objYear.selectedIndex].value == "0")
		{
			alert(emptyYear); 
			objYear.focus();
			return false;
		}
	}
	if(objArrivalMonth != null && objYear != null)
	{
		var today = new Date();
		var curMonth = today.getMonth()+1;
		var curYear = today.getFullYear();
		var selMonth = objArrivalMonth.options[objArrivalMonth.selectedIndex].value;
		var selYear = objYear.options[objYear.selectedIndex].text;		
		if(selYear < curYear)
		{
			alert(invalidMonthYear); 
			objYear.focus();
			return false;
		}		
		if(selYear == curYear && selMonth < curMonth)
		{
			alert(invalidMonthYear); 
			objArrivalMonth.focus();
			return false;
		}
		var apURL = document.getElementById("txtAPURL").value;
        if(apURL != null && TrimString(apURL).length > 0)
        {
            var splitStr = ".aspx?QS=";
            var queryString = apURL.substring((apURL.indexOf(splitStr) + splitStr.length));
            var arrURL = queryString.split("~");

            if(arrURL != null && arrURL.length <= 21)
            {
                var strBuilder = new Array();
		        strBuilder.push(selMonth);
		        strBuilder.push("-");
		        strBuilder.push("01");
		        strBuilder.push("-");
		        strBuilder.push(selYear);
		        arrURL[9] = strBuilder.join("");
		        arrURL[19] = "Y";
		        strBuilder = null;
            }
           
            var newURL = apURL.replace(queryString,arrURL.join("~"));
            RedirectToPage(newURL);
        }
	}	
	return false;
}
function ChangeUnit()
{
    var objPropDesc = document.getElementById("cmbPropertyDescription");
    if(objPropDesc != null && objPropDesc.value != "0")
        RedirectToPage(objPropDesc.value);
    return false;
}
function GoToIntroduction(introURL)
{
    if(introURL != null)
        document.location.href = introURL;
    
    setTimeout( "CreateProgressTab()" , 500 );    
    return true;
}