function otvor (theURL,wx,wy)

{mx = Math.round((screen.width-wx)/2);
tab = window.open(theURL,"tab","width="+wx+",height="+wy+",toolbar=no,directories=no,scrollbars=yes,location=no,resizable=yes,menubar=no,left="+mx+",top=10").focus();
}
function otvor2 (theURL,wx,wy)

{mx = Math.round((screen.width-wx)/2);
tab = window.open(theURL,"tab","width="+wx+",height="+wy+",toolbar=no,directories=no,scrollbars=yes,location=no,resizable=no,menubar=no,left="+mx+",top=10").focus();
}


function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}


var aktivny=0;
function nad(obr) 
{
  {img=eval(obr+"_on.src");
  document[obr].src = img;
  }
}

function prec(obr) {
  if (aktivny != obr)
   {img=eval(obr+"_off.src");
    document[obr].src = img;
   }
}

/* Image0_on = new Image();
 Image0_on.src ="../images/ofirmeo.gif";
 Image0_off = new Image();
 Image0_off.src="../images/ofirme.gif";

 Image1_on = new Image();
 Image1_on.src ="../images/produktyo.gif";
 Image1_off = new Image();
 Image1_off.src="../images/produkty.gif";

 Image2_on = new Image();
 Image2_on.src ="../images/technologieo.gif";
 Image2_off = new Image();
 Image2_off.src="../images/technologie.gif";

 Image3_on = new Image();
 Image3_on.src ="../images/linkyo.gif";
 Image3_off = new Image();
 Image3_off.src="../images/linky.gif";

 Image4_on = new Image();
 Image4_on.src ="../images/ekologiao.gif";
 Image4_off = new Image();
 Image4_off.src="../images/ekologia.gif";

 Image5_on = new Image();
 Image5_on.src ="../images/kontaktyo.gif";
 Image5_off = new Image();
 Image5_off.src="../images/kontakty.gif";

 Image6_on = new Image();
 Image6_on.src ="../images/cojenoveo.gif";
 Image6_off = new Image();
 Image6_off.src="../images/cojenove.gif";*/