if (is_ie5up){
  document.write("<link href=\"css/ie6_global.css\" rel=\"stylesheet\" type=\"text/css\" media=\"all\"></link>");
  document.write("<script defer type=\"text/javascript\" src=\"js/pngfix.js\"></script>");
  }
  else if (is_ie6up){
    document.write("<link href=\"css/ie6_global.css\" rel=\"stylesheet\" type=\"text/css\" media=\"all\"></link>");
  	document.write("<script defer type=\"text/javascript\" src=\"js/pngfix.js\"></script>");
  }
  else {
    document.write("<link href=\"css/global.css\" rel=\"stylesheet\" type=\"text/css\" media=\"all\"></link>");
  }