// JavaScript Document
if (/Firefox[\/\s](\d+\.\d+)/.test(navigator.userAgent)){ //test for Firefox/x.x or Firefox x.x (ignoring remaining digits);
 var ffversion=new Number(RegExp.$1) // capture x.x portion and store as a number
  if (ffversion>=3)
document.write('<link rel="stylesheet" href="http://www.marietta.edu/Parents/css/parents_script.css" type="text/css" media="screen" />');
 else if (ffversion>=1)
  document.write('<link rel="stylesheet" href="http://www.marietta.edu/css/ff2_sub.css" type="text/css" media="screen" />');
}
else
document.write('<link rel="stylesheet" href="http://www.marietta.edu/Parents/css/parents_script.css" type="text/css" media="screen" />');