function OpenPage(page)

{
	// must replace all non-alphanumeric characters in the window name, otherwise won't work.
	var regularExpression = /\W/g;

	windowName = page.replace(regularExpression, "");

	// we use the (modified) page URL as the window name so that each different page has its own popup window

	window.open(page, windowName, "toolbar=no, location=no, status=no, menubar=no, scrollbars=no, resizable=no");
}