function OpenWindow(url, targetName, width, height)
{
	params = "";
	params += "toolbar=0,";
	params += "status=0,";
	params += "menubar=0,";
	params += "scrollbars=1,";
	params += "resizable=1,";
	params += "screenX=50,";
	params += "screenY=50,";	
	params += "width=" + width.toString() + ",";
	params += "height=" + height.toString();

	agent = navigator.userAgent;

	win = window.open(url, targetName, params);

	if (!win.opener)
		win.opener = window;
	else
		win.focus();
}