function getKeyCode( evnt )
{
  var key;
  if( evnt.keyCode )
  {
    key = evnt.keyCode;
  }
  else
  {
    key = evnt.which;
  }

  return key;
}

function isReturn( evnt )
{
  var key = getKeyCode( evnt )
  return ( key == 13 );
}

function submitForm( item, evnt )
{
  if ( isReturn(evnt) )
  {
    if ( typeof(item)!="undefined" && typeof(item.form)!="undefined" && typeof(item.form.submit)!="undefined" )
    {
      item.form.submit();
    }
  }
}
var menuCount = 4;
var pageId = -1;
var pageIds = new Array();
pageIds["home"]     = 1;
pageIds["register"] = 2;
pageIds["sendcv"]   = 3;
pageIds["about"]    = 4;

var image_l_off = new Image(); image_l_off.src = "/html/art/butEndsLeftPink.gif";
var image_l_on  = new Image(); image_l_on.src  = "/html/art/butEndsLeftWhite.gif";

var image_o_off = new Image(); image_o_off.src = "/html/art/butEndsPinkPink.gif";
var image_o_on  = new Image(); image_o_on.src  = "/html/art/butEndsPinkWhite.gif";
var image_o_onp = new Image(); image_o_onp.src = "/html/art/butEndsWhitePink.gif";

var image_r_off = new Image(); image_r_off.src = "/html/art/butEndsRightPink.gif";
var image_r_onp  = new Image(); image_r_onp.src  = "/html/art/butEndsRightWhite.gif";

function menuClick( id )
{
  pageId = id;
}
function menuOn( id )
{
  getPageId();
  setMenuOn( pageId, "off", "off" );
  setMenuOn( id, "on", "onp" );
}
function menuOff( id )
{
  setMenuOn( id, "off", "off" );
  setMenuOn( pageId, "on", "onp" );
}
function setMenuOn( id, mode, modep )
{
  if ( id>0 )
  {
    getElt( "menuitem_"+id ).className = "menuitem_"+mode;
    document.images["menusep_"+id].src = getMenuImage( id, mode ) ;
    document.images["menusep_"+(id+1)].src = getMenuImage( (id+1), modep ) ;
  }
}
function getMenuImage( id, mode )
{
  var sep = "o";
  if ( id==1 ) sep = "l";
  if ( id==(menuCount+1) ) sep = "r";
  return eval("image_"+sep+"_"+mode).src;
}
function getPageId()
{
  if ( pageId==-1 && typeof(document.getElementsByTagName)!="undefined" )
  {
    var nm = document.getElementsByTagName("body")[0].className;
    if ( typeof(pageIds[nm])!="undefined" )
    {
      pageId = pageIds[nm];
    }
    else
    {
      pageId = 0;
    }
  }
}