function SwitchText(id){
//  _hide(_gbid("wel0"));
//  _hide(_gbid("wel1"));
//  _hide(_gbid("wel2"));
//  _show(_gbid('wel'+id));
  changeCSS(id);
  return false;
}

function _show(obj) {
        obj.style.display = '';
}

function _hide(obj) {
        obj.style.display = 'none';
}

function _gbid(id) {
        return document.getElementById(id);
}

function _gbname(name) {
        return document.getElementsByName(name);
}

function _gbtagname(tagname) {
        return document.getElementsByTagName(tagname);
}


function changeCSS(nr) {
        _gbid('css').href = '/styles/'+nr+'/style.css';
        return;
}


function OLDchangeCSS(nr)
{
        _gbid('css').href = '/styles/'+nr+'/style.css';
        return;

        if (document.getElementsByTagName)
                x = document.getElementsByTagName('link');
        else if (document.all)
                x = document.all.tags('link');
        else
        {
                alert('This script does not work in your browser');
                return;
        }

        for (var i=1;i<x.length;i++)
        {
          if (x[i].id!="")
          {
                dis = !(x[i].id == 'css'+nr);
                x[i].disabled = dis;
          }
        }
}