function windowOpener(windowName, windowUri)
{
	var windowHeight = 416;
	var windowWidth = 680;
    var centerWidth = (window.screen.width - windowWidth) / 2;
    var centerHeight = (window.screen.height - windowHeight) / 2;
    newWindow = window.open(windowUri, windowName, 'resizable=0,width=' + windowWidth + 
        ',height=' + windowHeight + 
        ',left=' + centerWidth + 
        ',top=' + centerHeight);
     
    newWindow.focus();
}

function windowOpenerA(windowName, windowUri)
{
	var windowHeight = 528;
	var windowWidth = 680;
    var centerWidth = (window.screen.width - windowWidth) / 2;
    var centerHeight = (window.screen.height - windowHeight) / 2;
    newWindow = window.open(windowUri, windowName, 'resizable=0,width=' + windowWidth + 
        ',height=' + windowHeight + 
        ',left=' + centerWidth + 
        ',top=' + centerHeight);
     
    newWindow.focus();
}