function showProcessing(strMessage, strImage1, strImage2) {

	var lFrame = frames['loadingFrame'];
	
	lFrame.startAnimation();
	
	var bodyElement = document.getElementById("mainDesign");
	var labelElement = lFrame.document.getElementById("searchLabel");
	//var picElement1 = lFrame.document.getElementById("pic1");
	//var picElement2 = lFrame.document.getElementById("pic2");

	//if(strImage1.length > 0)
	//	picElement1.src = strImage1;

	//if(strImage2.length > 0)
	//	picElement2.innerHTML = "<img src=" + strImage2 + ">";

	if(labelElement != null)
		labelElement.innerHTML = strMessage;
	if(bodyElement != null)
		bodyElement.className = "Filters_DisabledPage";
	
	var lFrameObject = new LayerFrame('loadingFrame');
	lFrameObject.show(((document.body.clientWidth - parseInt(lFrameObject.style.width)) / 2) + document.body.scrollLeft, ((document.body.clientHeight - parseInt(lFrameObject.style.height)) / 2) + document.body.scrollTop);

	// för att gömma dropdowns, men det slöar ner som faen
	//for(i = 0; i < document.all.length; i++) {
	//	if(document.all[i].type == 'select-one')
	//		document.all[i].style.visibility = 'hidden';
	//}
}

function LayerFrame(id) {
	this.style=eval('document.all.'+id).style;
	this.hidden=true;
	this.show=function(x,y){this.style.left=x;this.style.top=y;this.hidden=false;}
	this.hide=function(){this.style.top=-2000;this.hidden=true;}
}

function breakOutOfFrames() {
	if(window != top)
		top.location.href = location.href;
}

function redirect(strURL) {
	document.location = strURL;
}
function isNum(argvalue) {
	argvalue = argvalue.toString();

	if (argvalue.length == 0)
		return false;

	for (var n = 0; n < argvalue.length; n++)
		if (argvalue.substring(n, n+1) < "0" || argvalue.substring(n, n+1) > "9")
			return false;
	return true;
}

// ----- WEEKNUMBER START -----

function getWeekNumber(objDate) {

	var Day,Month,Year,Hour,Minute,Second,today,d,Y_m,M_m,K,MJD_Now,MJD_Epoch,MJD_End,JD,Str_Var,WD,WN,W,WY

//	Hour = objDate.getUTCHours();
//	Minute = objDate.getUTCMinutes();
//	Second = objDate.getUTCSeconds();
//	Month = objDate.getUTCMonth()+1;
//	Day = objDate.getUTCDate();
//	Year = objDate.getUTCFullYear();

	Hour = objDate.getHours();
	Minute = objDate.getMinutes();
	Second = objDate.getSeconds();
	Month = objDate.getMonth()+1;
	Day = objDate.getDate();
	Year = objDate.getYear();

	MJD_Now=ModifiedJulianDay(Year,Month,Day);
	W = Math.floor ( (MJD_Now / 7) - 2144.64 );
	WD=((MJD_Now+2)%7)+1;
	WY = Math.floor( (W * 28/1461) - 0.0079);
	WN = W - Math.floor( (WY * 1461/28) + 0.41);
	//document.Today.Weekday.value=WD;
	//document.Today.Weeknumber.value=WN;
	//document.Today.MJD.value=MJD_Now;
	//document.Today.JD.value=((MJD_Now-51543.0)+2451543.5);

	return WN;
}

function ModifiedJulianDay(Year,Month,Day) {
	var today,d,Y_m,M_m,K,MJD,JD,decimal_time
	d=367*Year - Div(  (7*(Year+(Div((Month+9),12)))),4 ) + Div((275*Month),9) + Day - 730530 ;
	MJD=d+51543.0; // OK
	return (MJD)
}

function Div(a,b) {
	return((a-a%b)/b)
}

// ----- WEEKNUMBER END -----

// ----- DATEADD START -----

function DateAdd(startDate, numDays, numMonths, numYears)
{
	var returnDate = new Date(startDate.getTime());
	var yearsToAdd = numYears;
	
	var month = returnDate.getMonth()	+ numMonths;
	if (month > 11)
	{
		yearsToAdd = Math.floor((month+1)/12);
		month -= 12*yearsToAdd;
		yearsToAdd += numYears;
	}
	returnDate.setMonth(month);
	returnDate.setFullYear(returnDate.getFullYear()	+ yearsToAdd);
	
	returnDate.setTime(returnDate.getTime()+60000*60*24*numDays);
	
	return returnDate;

}

function YearAdd(startDate, numYears)
{
		return DateAdd(startDate,0,0,numYears);
}

function MonthAdd(startDate, numMonths)
{
		return DateAdd(startDate,0,numMonths,0);
}

function DayAdd(startDate, numDays)
{
		return DateAdd(startDate,numDays,0,0);
}

// ----- DATEADD END -----

function reloadPriceMatrix(strURL, strQueryString, objRef) {
	if(strQueryString.length == 0)
		window.location.href = strURL + "?matrix_city1=" + document.getElementById(objRef).value;
	else
		window.location.href = strURL + "?" + strQueryString + "&matrix_city1=" + document.getElementById(objRef).value;
}

function OpenCarPopUp(URL){
winInfo = window.open(URL ,'Bil','width=450,height=250,scrollbars=1,resizable=1');
}

function setCarDropdownValue(pickupcity,dropoffcity)
{
	document.getElementById(dropoffcity).value = document.getElementById(pickupcity).value 
}

function unCheckAllClasses(allClasses)
{
	document.getElementById(allClasses).checked = false;
}



function toggleNumberOfChilds(objNumOfAdults, objNumOfChildren){   
    var childsAllowed = new Array(0,2,4,6,5,4,3,2,1);
    var selectedAdults = document.getElementById(objNumOfAdults).value;
         
    document.getElementById(objNumOfChildren).options.length = 0; 
 
    for(i = 0; i <= childsAllowed[selectedAdults]; i++){ 
         document.getElementById(objNumOfChildren).options[i] = new Option(i,i); 
    }
}