Close confirm box at the end of the button action

[dchillman123]

jquery-confirm version:
v3.3.4

I'm submitting a ... (check one with "x")
[ ] bug report
[ ] feature request
[x ] support request

Current behavior:
In a confirm box I am opening a window in a new tab. When i return to the calling tab, the confirm box is still open. I would like the confirm dialog to close after the window opens.

the confirm box is still open after the new tab opens
Expected behavior:

the confirm box should close after the new tab opens

Related code:

function PaymentLinkClicked(e){   
		var onLinePaymentLink = $("#OnlinePaymentLink").val();
		var dpPaymentDate = $("#CheckDate").data("kendoDatePicker");
		var previousPaymentDate = dpPaymentDate.value();
		var currentDate = new Date();
		if(previousPaymentDate == null){
			
			dpPaymentDate.value(currentDate);
			$("#OnlinePayment").val(true);
			window.open(onLinePaymentLink, '_blank');
		}
		else{	
			var paymentConfirmationMessage = "It appears you may have already paid.  Do you want to continue and overwrite the previous payment date?";			
			$.confirm({
				title: "Already Paid?",
				titleClass: 'titleBlue',
				content: paymentConfirmationMessage,
				columnClass: "col-md-auto",				
				buttons: {
					confirm: {
						text: "Yes",
						btnClass: 'btn-green',
						action: function () {							
							dpPaymentDate.value(currentDate);
							$("#OnlinePayment").val(true);
							window.open(onLinePaymentLink, '_blank');

						}
					},
					cancel: {
						text: "No",
						action: function () {
							
						}
					}
				}
			});						
		}
    }


**Other information:**