function getCookie(c_name)
{
var i,x,y,ARRcookies=document.cookie.split(";");
for (i=0;i<ARRcookies.length;i++)
  {
  x=ARRcookies[i].substr(0,ARRcookies[i].indexOf("="));
  y=ARRcookies[i].substr(ARRcookies[i].indexOf("=")+1);
  x=x.replace(/^\s+|\s+$/g,"");
  if (x==c_name)
    {
    return unescape(y);
    }
  }
}

function setCookie(c_name,value,exdays)
{
var exdate=new Date();
exdate.setDate(exdate.getDate() + exdays);
var c_value=escape(value) + ((exdays==null) ? "" : "; expires="+exdate.toUTCString()) + "; path=/";
document.cookie=c_name + "=" + c_value;
}

function pune_steag() {
  if (getCookie("limba")==null) setCookie("limba","romana",365);
  if (getCookie("limba")=="romana") {
	  document.getElementById("limba").src="http://www.neptunolimp.com/images/engleza.gif"
      document.getElementById("dreapta_eng").style.display="none"; 
      document.getElementById("menu_eng").style.display="none";
      document.getElementById("dreapta_rom").style.display="block"; 
      document.getElementById("menu_rom").style.display="table";	  
  } else {
	  document.getElementById("limba").src="http://www.neptunolimp.com/images/romana.gif"; 
      document.getElementById("dreapta_rom").style.display="none"; 
      document.getElementById("menu_rom").style.display="none";
      document.getElementById("dreapta_eng").style.display="block"; 
      document.getElementById("menu_eng").style.display="table";
  }
}
		
function schimba_limba() {
  if (getCookie("limba")=="romana") {
    setCookie("limba","engleza",365);
	document.getElementById("limba").src="http://www.neptunolimp.com/images/romana.gif"; 
	document.getElementById("infolimba").src="http://www.neptunolimp.com/images/inforom.png";
    document.getElementById("dreapta_rom").style.display="none"; 
    document.getElementById("menu_rom").style.display="none";
    document.getElementById("dreapta_eng").style.display="block"; 
    document.getElementById("menu_eng").style.display="table";	
  } else {
    setCookie("limba","romana",365);
	document.getElementById("limba").src="http://www.neptunolimp.com/images/engleza.gif"; 
	document.getElementById("infolimba").src="http://www.neptunolimp.com/images/infoeng.png";	
    document.getElementById("dreapta_eng").style.display="none"; 
    document.getElementById("menu_eng").style.display="none";
    document.getElementById("dreapta_rom").style.display="block";
    document.getElementById("menu_rom").style.display="table";	
  }
}

function info_limba() {
  if (getCookie("limba")==null) setCookie("limba","romana",365);
  if (navigator.appName=="Microsoft Internet Explorer") document.getElementById("infolimba").filters.alpha.opacity=100;
  else document.getElementById("infolimba").style.opacity=1;
  if (getCookie("limba")=="romana") {
	document.getElementById("infolimba").src="http://www.neptunolimp.com/images/infoeng.png";
  } else {	 				
	document.getElementById("infolimba").src="http://www.neptunolimp.com/images/inforom.png";
  }
}