// utils.js
//----------------------------------------------------------------------------//
function setLay(s) {
	           var layId = s.options[s.selectedIndex].value;
	           if (layId=="none") return;		           
             layId = parseInt(layId);
             if ( (layId<0) || (layId>2) ) layId=0;
             setCookie("layId",layId,1)
//	           window.top.location.href = "./index.php";
             window.top.location.reload();
}


//----------------------------------------------------------------------------//
function setCookie( name, value, expires ) {
             var _1rok = 52*7*24*60*60*1000;
             var dataWyg = new Date();
             dataWyg.setTime( dataWyg.getTime()+ _1rok);
              if (expires!=0) document.cookie = name + "=" + escape(value)+";expires="+dataWyg.toGMTString();
              if (expires==0) document.cookie = name + "=" + escape(value)+";";          
}
//----------------------------------------------------------------------------//
function sprawdzNowosc() {
         
         var ref = document.getElementById('nowoscizapytanie');
         var msgRef = document.getElementById('nowoscimsg');
         
         if ( ref.value.length < 3 )
         {
                msgRef.innerHTML = "Wyrażenie musi mieć min. 3 znaki";   
         }
         else {
              ref.submit()
         }         
}
//----------------------------------------------------------------------------//
function over( imgId, imgUrl ) {

          var el = document.getElementById( imgId );
          el.src = imgUrl;
      
}