<!--


function openCenteredWindow(url, height, width, name, parms) {
	var left = Math.floor( (screen.width - width) / 2);
	var top = Math.floor( (screen.height - height) / 2);
	var winParms = "top=" + top + ",left=" + left + ",height=" + height + ",width=" + width;
	if (parms) { winParms += "," + parms; }
	var win = window.open(url, name, winParms);
	if (win)
	{
		if (parseInt(navigator.appVersion) >= 4)
		{
			if (win != null) {
				win.window.focus();
			}
		}
		return true;
	}
	else
	{
		return false;
	}

}

function showReserveren() {
	var theLocation = 'reserveren.php';
	var errorMessage = "Het reserveringsformulier kan niet worden geopend in een nieuw venster, wilt u dit formulier in het huidige venster weergeven?";		
	
	showForm(theLocation, errorMessage);
}

function showForm(theLocation, errorMessage)
{
	// Attemp to open cart in new browser window
	for (t=0; t<3; t++) {
		chkTemp = openCenteredWindow(theLocation, 600, 450, 'ReserveerWin', 'scrollbars=1');
		if (chkTemp == true) {
			break;	
		}
	}
	
	// Unable to open, probably due to pop up blocker
	if (chkTemp == false) {
		chkTemp = confirm(errorMessage);
		if (chkTemp == true) {
			document.location = theLocation;	
		}
	}	
}

function showMailing()
{
	temp = openCenteredWindow("/blist/mailinglist.php", 400, 550, "tourWin", 'scrollbars=no');
	return;	
}

function mailingAdd(theaddress)
{
	temp = openCenteredWindow("/blist/mailinglist_do.php?action=add&email=" + theaddress, 400, 550, "tourWin", 'scrollbars=no');
	return;	
}

function mailingRemove(theaddress)
{
	temp = openCenteredWindow("/blist/mailinglist_do.php?action=remove&email=" + theaddress, 400, 550, "tourWin", 'scrollbars=no');
	return ;	
}


// -->