//-------------------------------------------------------------
// Handle validating user input data on this form, before the form
// is sent to the backend for real processing...
//-------------------------------------------------------------
function initializeForm()
{
	//alert( 'initializeForm() is working' );
	
	// If both the dropdown menus are set to Zero, then disable the Next... button.
	disableSendIfZero();
}

//-------------------------------------------------------------
// Enable/disable the Next buttons.
//-------------------------------------------------------------
function disableSendIfZero()
{
	
	// Inbound. Select Number of Fly/Luggage tickets Drop Menu.
	var nrInboundTickets = document.getElementById( 'nrOfInboundBags' );
	var inboundNextBtn = document.getElementById( 'nrOfInboundBagsSubmit' );
	var resDropVal = nrInboundTickets.options[nrInboundTickets.selectedIndex].value;
	if ( resDropVal === '0'  ) {
		inboundNextBtn.disabled = true;
		removeClassName ( inboundNextBtn, 'continueBtn' + gLangFileExt );
		addClassName ( inboundNextBtn, 'continueBtnDisabled' + gLangFileExt );
	} else {
		inboundNextBtn.disabled = false;
		removeClassName ( inboundNextBtn, 'continueBtnDisabled' + gLangFileExt );
		addClassName ( inboundNextBtn, 'continueBtn' + gLangFileExt );
	}
	
	// Outbound. Select Number of Fly/Luggage tickets Drop Menu.
	var nrOutboundTickets = document.getElementById( 'nrOfOutboundBags' );
	var outboundNextBtn = document.getElementById( 'nrOfOutboundBagsSubmit' );
	var resDropVal = nrOutboundTickets.options[nrOutboundTickets.selectedIndex].value;
	if ( resDropVal === '0'  ) {
		outboundNextBtn.disabled = true;
		removeClassName ( outboundNextBtn, 'continueBtn' + gLangFileExt );
		addClassName ( outboundNextBtn, 'continueBtnDisabled' + gLangFileExt );
	} else {
		outboundNextBtn.disabled = false;
		removeClassName ( outboundNextBtn, 'continueBtnDisabled' + gLangFileExt );
		addClassName ( outboundNextBtn, 'continueBtn' + gLangFileExt );
	}
	
	
	
}