function setWindow(width, height)
{
	window.resizeTo(width, height);
	window.moveTo(screen.width/2 - width/2, screen.height/2 - height/2);
}

function showWindow(url, title, height, width)
{
	var tops = screen.height/2 - height/2;
	var lefts = screen.width/2 - width/2;
	window.open(url, title, "width="+ width +",height="+ height +",top="+ tops +",left="+ lefts +",toolbar=no,menubar=no,location=no,status=no, resizable=no"); 
}

function showHideWindow(url, title, height, width)
{
	var tops = 3000;
	var lefts = 3000;
	window.open(url, title, "width="+ width +",height="+ height +",top="+ tops +",left="+ lefts +",toolbar=no,menubar=no,location=no,status=no,resizable=no"); 
}