//START:
$(document).ready(
		
		function() {
			var prev_val;
			// confirm exit
			window.onbeforeunload = confirmExit;
			// prevent submit by enter press
			lockEnter();
			// parent info
			$('#parent_id').on('inputchange',
					function() {
						$(".loading_panel").css("display", "block");
						setTimeout(function() {
							getParentInfo($("#parent_id").val(), 'Accounts');
						}, 1000);
					});
			// categories
			getCategoriesList();
			// its vat free change
			$("#no_tax").change(function() {
				// calculate totals
				var count = $('#' + itemsTable + '_T tr').length - 1; // -1 -
																	// thead row
				for (var index = 0; index != count; index++)
					calculateRow(index);
			});

			$("#currency_id").change(function() {
				getNBPCurrencyExchange($("#currency_id :selected").val());
			
			});

		 // formatowanie liczb
			$("#amount").change(function(e){
			    $(this).val(FormatNumber($(this).val()));
			});
			$("#interest_rate").change(function(e){
			    $(this).val(FormatNumber($(this).val()));
			});
			$("#rate_of_commission").change(function(e){
			    $(this).val(FormatNumber($(this).val()));
			});
			$("#number_of_installments").change(function(e){
			    $(this).val(FormatNumber($(this).val()));
			});
			$('#principal_value').focus(function() {
			     prev_val = $(this).val();
			});
			$("#principal_value").change(function(e){
			

			    $(this).val(FormatNumber($(this).val()));
			    if($("#a2_5").text().search('xxx')>0){
			    	$("#a2_5").text($("#a2_5").text().replace('xxx',$(this).val()+' zł'));
			    } else {
			    	console.log(prev_val);
			    	$("#a2_5").text($("#a2_5").text().replace(prev_val+' zł',$(this).val()+' zł'));
			    }
			    
			});
			
			DrawHeaders();
			///generateNumber();
			EcmDocumentNumberGenerator_getNumberTemplate('document_no', 'EcmInvoiceOuts');
			//$("#document_no").attr("readonly", false);
			$(".loading_panel").css("display", "none");
			// handle setItems
			DrawFormaWplatyTable();
			setITEMS = function() {
				var formname = 'EditView';
				if (check_form_(formname) == true) {
					SetTab('ITEMS');
				
				}
			};

		});

// handle save
var check_form_ = check_form;
check_form = function(formname) {
	window.onbeforeunload = null;
	$(".loading_panel").css("display", "block");
	// calculate totals
	return true;
};
function confirmExit() {
	return "";
}

function lockEnter() {
	// prevent default
	$(window).keydown(function(event) {
		if (event.keyCode == 13 && $(":focus").prop('tagName')!='TEXTAREA') {
			event.preventDefault();
			return false;
		}
	});
}