function showhide(what,what2,what3){
var element = document.getElementById(what);
var pic = document.getElementById(what2);
var picer = document.getElementById(what3);
if (element.style.display=='none'){
element.style.display='block';
pic.style.display='none';
picer.style.display='block';
}
else{
element.style.display='none';
pic.style.display='block';
picer.style.display='none';
}
}