//----- side menu -----
var inames= new Array ("home", "download", "buy", "sas", "contact", "chat");
var im_out= new Array ();
var im_in= new Array ();
var apage= -1;

//----- header -----
var i_headl= new Array ();
var i_headr= new Array ();

//----- preload -----
function preload (page, noside) {

  if (!noside) {
    var i;
    for (i= 0; i < 6; ++i) {
      im_out [i]= new Image ();   im_out [i].src= "i/menu/" + inames [i] + "_0.gif";
      im_in [i]= new Image ();    im_in [i].src= "i/menu/" + inames [i] + "_1.gif";
    }
    apage= page;
    if ((page >= 0) && (page < 6)) document.images ["m_" + inames [page]].src= "i/menu/" + inames [page] + "_2.gif";
  }

  i_headl [0]= new Image ();    i_headl [0].src= "i/toplink_angle_l.gif";
  i_headl [1]= new Image ();    i_headl [1].src= "i/toplink_angle_l-h.gif";
  i_headr [0]= new Image ();    i_headr [0].src= "i/toplink_angle.gif";
  i_headr [1]= new Image ();    i_headr [1].src= "i/toplink_angle-h.gif";
}

//----- side menu -----
function mi (ix) {
  if (ix != apage)
    document.images ["m_" + inames [ix]].src= im_in [ix].src;
}

function mo (ix) {
  if (ix != apage)
    document.images ["m_" + inames [ix]].src= im_out [ix].src;
}

//----- header -----
function hi (ix) {
  if (ix==0) document.images ["h_left"].src= i_headl [1].src;
  else       document.images ["h_right"].src= i_headr [1].src;
}

function ho (ix) {
  if (ix==0) document.images ["h_left"].src= i_headl [0].src;
  else       document.images ["h_right"].src= i_headr [0].src;
}