var detect = navigator.userAgent.toLowerCase();
var OS,browser,version,total,thestring;

if (!checkIt('compatible')) 
{
  document.write('<link rel="stylesheet" href="http://www.cepa.be/css/general_ff.css">');
  document.write('<link rel="stylesheet" href="http://www.cepa.be/css/vertical_ff_new.css">');  
}
else 
{
  document.write('<link rel="stylesheet" href="http://www.cepa.be/css/general.css">');
  document.write('<link rel="stylesheet" href="http://www.cepa.be/css/vertical_ie_new.css">');
}


function checkIt(string)
{
  place = detect.indexOf(string) + 1;
  thestring = string;
  return place;
}