function szovegbe (i) {
	document.getElementById(i).style.display="block";
	document.getElementById(i).style.marginBottom="-110px";
}
function szovegki (i) {
	document.getElementById(i).style.display="none";
	document.getElementById(i).style.marginBottom="0";
}
function kepcsere (id) {
	    var kepek = document.getElementsByTagName("img");
    
    if(kepek.length != 0){
        for (i = 0; i < kepek.length; i++){
			kepek[i].style.display = "none";
        }
    }   
	document.getElementById(id).style.display="block";
}