Clear input values inside a div using JavaScript

gistfile1.js

// From http://stackoverflow.com/a/1500073/106778
function clearChildren(element) {
   for (var i = 0; i < element.childNodes.length; i++) {
      var e = element.childNodes[i];
      if (e.tagName) switch (e.tagName.toLowerCase()) {
         case 'input':
            switch (e.type) {
               case "radio":
               case "checkbox": e.checked = false; break;
               case "button":
               case "submit":
               case "image": break;
               default: e.value = ''; break;
            }
            break;
         case 'select': e.selectedIndex = 0; break;
         case 'textarea': e.innerHTML = ''; break;
         default: clearChildren(e);
      }
   }
}