$(document).ready(function() {
  $("#choose").click(function() {
    var languageList = $("#language-list");
    if (languageList.is(":visible") == true) {
      languageList.slideUp(300);
    }
    else {
      languageList.slideDown().show();
    }
  });
});

function initPage()
{
  clearFormFields({
    clearInputs: true,
    clearTextareas: true,
    passwordFieldText: true,
    addClassFocus: "focus",
    filterClass: "default"
  });
}
function clearFormFields(o)
{
  if (o.clearInputs == null) o.clearInputs = true;
  if (o.clearTextareas == null) o.clearTextareas = true;
  if (o.passwordFieldText == null) o.passwordFieldText = false;
  if (o.addClassFocus == null) o.addClassFocus = false;
  if (!o.filter) o.filter = "default";
  if(o.clearInputs) {
    var inputs = document.getElementsByTagName("input");
    for (var i = 0; i < inputs.length; i++ ) {
      if((inputs[i].type == "text" || inputs[i].type == "password") && inputs[i].className.indexOf(o.filterClass)) {
        inputs[i].valueHtml = inputs[i].value;
        inputs[i].onfocus = function ()  {
          if(this.valueHtml == this.value) this.value = "";
          if(this.fake) {
            inputsSwap(this, this.previousSibling);
            this.previousSibling.focus();
          }
          if(o.addClassFocus && !this.fake) {
            this.className += " " + o.addClassFocus;
            this.parentNode.className += " parent-" + o.addClassFocus;
          }
        }
        inputs[i].onblur = function () {
          if(this.value == "") {
            this.value = this.valueHtml;
            if(o.passwordFieldText && this.type == "password") inputsSwap(this, this.nextSibling);
          }
          if(o.addClassFocus) {
            this.className = this.className.replace(o.addClassFocus, "");
            this.parentNode.className = this.parentNode.className.replace("parent-"+o.addClassFocus, "");
          }
        }
        if(o.passwordFieldText && inputs[i].type == "password") {
          var fakeInput = document.createElement("input");
          fakeInput.type = "text";
          fakeInput.value = inputs[i].value;
          fakeInput.className = inputs[i].className;
          fakeInput.fake = true;
          inputs[i].parentNode.insertBefore(fakeInput, inputs[i].nextSibling);
          inputsSwap(inputs[i], null);
        }
      }
    }
  }
  if(o.clearTextareas) {
    var textareas = document.getElementsByTagName("textarea");
    for(var i=0; i<textareas.length; i++) {
      if(textareas[i].className.indexOf(o.filterClass)) {
        textareas[i].valueHtml = textareas[i].value;
        textareas[i].onfocus = function() {
          if(this.value == this.valueHtml) this.value = "";
          if(o.addClassFocus) {
            this.className += " " + o.addClassFocus;
            this.parentNode.className += " parent-" + o.addClassFocus;
          }
        }
        textareas[i].onblur = function() {
          if(this.value == "") this.value = this.valueHtml;
          if(o.addClassFocus) {
            this.className = this.className.replace(o.addClassFocus, "");
            this.parentNode.className = this.parentNode.className.replace("parent-"+o.addClassFocus, "");
          }
        }
      }
    }
  }
  function inputsSwap(el, el2) {
    if(el) el.style.display = "none";
    if(el2) el2.style.display = "inline";
  }
}
if (window.addEventListener)
  window.addEventListener("load", initPage, false);
else if (window.attachEvent)
  window.attachEvent("onload", initPage);