function dissapear(){
    timer2 = setTimeout(function(){
        correct.style.display = "none";
    }, 900);
}
//removes the correct or wrong displayed after a certain time period
removes the correct or wrong displayed after a certain time period
removes the correct or wrong displayed after a certain time period
function dissapear(){
    timer2 = setTimeout(function(){
        correct.style.display = "none";
    }, 900);
}
function dissapear ( ) { timer2 = setTimeout ( function ( ) { correct . style . display = "none" ; } , 900 ) ; }
removes the correct or wrong displayed after a certain time period
removes the correct or wrong displayed after a certain time period