var styleMacIE  = 'mac_ie';  //for win_ie
var styleMacNN  = 'mac_nn';  //for win_nn
var styleMacNN6 = 'mac_nn6'; //for win_nn6
var styleWinIE  = 'win_ie';  //for win_ie
var styleWinNN  = 'win_nn';  //for win_nn
var styleWinNN6 = 'win_nn6'; //for win_nn6

if (!navigator.platform.match(/win/i)){
 if (navigator.appName.match(/microsoft/i)){
  var style = styleMacIE;
 }else{
  if( document.getElementById ){
   var style = styleMacNN6;
  }else{
   var style = styleMacNN;
  }
 }
}else{
 if (navigator.appName.match(/microsoft/i)){
  var style = styleWinIE;
 }else{
  if( document.getElementById ){
   var style = styleWinNN6;
  }else{
   var style = styleWinNN;
  }
 }
}
document.write("<link id='basicStyle' rel='stylesheet' href ='../css/"+style+"_s.css' type='text/css'>");
document.write("<link rel='alternate stylesheet' href='../css/"+style+"_l.css' type='text/css' title='L'>");
document.write("<link rel='alternate stylesheet' href='../css/"+style+"_m.css' type='text/css' title='M'>");
document.write("<link rel='alternate stylesheet' href='../css/"+style+"_s.css' type='text/css' title='S'>");

