var places = []; //new array to store entered places
var i - 0; //counter variable to track array indexes
function processInput() {
    if (i < 5) {
     places[i] = document.getElementById("placesBox").value; //add input
document.getElementById('placesBox").value = "";
    i++
}
else { //add entered value to the array and write results to document
    document.getElementById("resultsExpl").innerHTML = "You entered:"
    var listItem = "";
for (j = 1; j < 6; j++){
     listItem = "item" + j;
    document.getElementById(listItem).innerHTML = places[j - 1];