var winHandler;

function  SubmitForm(actionPage,Month,tab) {
document.frmListAds.MTP.value='';
document.frmListAds.tab.value=tab;
document.frmListAds.mth.value=Month;
document.frmListAds.action=actionPage;
document.frmListAds.submit();
}
function  SubmitFormArchive(actionPage,tab) {
document.frmListAds.MTP.value='';
document.frmListAds.tab.value=tab;
document.frmListAds.mth.value='8';
document.frmListAds.year.value='2003';
document.frmListAds.submit();
}



function SubmitFormbyAddMth(actionPage,Month, Year) {
if (Month < 12 )
   {Month++;} 
else
   {Month=1;Year++;}
document.frmListAds.MTP.value='';
document.frmListAds.tab.value='1';
document.frmListAds.mth.value=Month;
document.frmListAds.year.value = Year;
document.frmListAds.action=actionPage;
document.frmListAds.submit();

}

function SubmitFormbySubtractMth(actionPage,Month, Year) {
if (Month > 1 )
   {Month--;} 
else
   {Month=12;Year--;}
document.frmListAds.MTP.value='';
document.frmListAds.tab.value='1';
document.frmListAds.mth.value=Month;
document.frmListAds.year.value = Year;
document.frmListAds.action=actionPage;
document.frmListAds.submit();
}

function submitWin(mth,yr)
{
if (form == null)
	window.close();	

	yr = validYear(yr);
	SubmitCalendar(form,mth,yr);

}

function SubmitCalendar(frm,mth,yr) 
{

var option = Number(frm.option.value);	

	if (frm)
	{
		
	if (option == 2)
	{
		frm.action = "http://learning-ph.jobstreet.com/advertisement/listAdvertisement.asp";
		frm.year.value = yr;
		frm.mth.value = mth;
		frm.tab.value = "1";
		if (frm.by)
		frm.by.value = '';
	}
	else if (option == 3)
	{

		frm.tab.value = "2";
		frm.year.value = yr;
		frm.mth.value = mth;
			

	}
	else
	{
		frm.tab.value = "1";
		frm.year.value = yr;
		frm.mth.value = mth;
		
	}
	

	frm.submit();
	}
window.close();
}

		


function opCal()
{
 
var e;
var optional="";
 if(navigator.appName != "Netscape")
 {
     if(!e) e = event;
     x = e.clientX||0;
     y = e.clientY||0;
     x+=window.screenLeft
     y+=window.screenTop
 optional=",top=" + y + ",left=" + x
 }
 
if (!winHandler || winHandler.closed)
 {
 
 winHandler =window.open("calendar.htm","","location=0,status=0,scrollbars=0,width=200,height=120" + optional);
 
 }
 else {winHandler.focus()};
} 


	
function SubmitFormMain(actionPage,Month,tab) 
{
	document.frmCalender.MTP.value='';
	document.frmCalender.tab.value=tab;
	document.frmCalender.mth.value=Month;
	document.frmCalender.action=actionPage;
	document.frmCalender.submit();
}
    
function SubmitFormbySubtractYear(clt)
{	
	var actionPage = "http://learning-ph.jobstreet.com/advertisement/listAdvertisement.asp";	
	clt.value = Number(clt.value) - 1;
	document.frmCalender.tab.value="1";
	document.frmCalender.action=actionPage;
	document.frmCalender.submit();
}
	
	
function SubmitFormbyAddYear(clt)
{	
	var actionPage = "http://learning-ph.jobstreet.com/advertisement/listAdvertisement.asp";
	clt.value = Number(clt.value) + 1;
	document.frmCalender.tab.value="1";
	document.frmCalender.action=actionPage;
	document.frmCalender.submit();
}
	



function validYear(yr)
{
var now = new Date();

if (isNaN(yr) == true || yr.toString().length != 4 || Number(yr) <= 0 || yr.toString().indexOf(".") != -1)
	return now.getFullYear();
else
	return yr;
}