$(document).ready(function(){
$("#linkmn1 >img").mouseover(function(){
      $("#cursore").animate({ 
        width: "72px",
        marginLeft: "0"
      }, 300 );
});
$("#linkmn2 >img").mouseover(function(){
      $("#cursore").animate({ 
        width: "105px",
        marginLeft: "127px"
      }, 300 );
});
$("#linkmn3 >img").mouseover(function(){
      $("#cursore").animate({ 
        width: "63px",
        marginLeft: "277px"
      }, 300 );
});
});