function sendcontactform(obj1,obj2) {
  obj2.submit();
}

function clearcontactform(obj1,obj2,obj3,obj4,obj5) {
  obj1.value = '';
  obj2.value = '';
  obj3.value = '';
  obj4.value = '';
  obj5.value = '';
}

function changeimage(obj,s) { obj.src = s; }

function preloadpictures() {
  if (document.images) {
    index_01 = new Image(); index_01.src = "images/index_01.jpg";
    index_02 = new Image(); index_02.src = "images/index_02.jpg";
    index_03 = new Image(); index_03.src = "images/index_03.jpg";
    bg2 = new Image(); bg2.src = "images/bg2.jpg";
    bg = new Image(); bg.src = "images/bg.jpg";
    index_13 = new Image(); index_13.src = "images/index_13.jpg";
    ym_on = new Image(); ym_on.src = "images/ym_on.jpg";
    ym_off = new Image(); ym_off.src = "images/ym_off.jpg";
    index_24 = new Image(); index_24.src = "images/index_24.jpg";
    index_25 = new Image(); index_25.src = "images/index_25.jpg";
    index_44 = new Image(); index_44.src = "images/index_44.jpg";
    index_45 = new Image(); index_45.src = "images/index_45.jpg";
    index_28 = new Image(); index_28.src = "images/index_28.jpg";
    index_32 = new Image(); index_32.src = "images/index_32.jpg";
    index_32b = new Image(); index_32b.src = "images/index_32b.jpg";
    index_36 = new Image(); index_36.src = "images/index_36.jpg";
    index_36b = new Image(); index_36b.src = "images/index_36b.jpg";
    index_39 = new Image(); index_39.src = "images/index_39.jpg";
    index_39b = new Image(); index_39b.src = "images/index_39b.jpg";
    index_42 = new Image(); index_42.src = "images/index_42.jpg";
    index_42b = new Image(); index_42b.src = "images/index_42b.jpg";
    bawah_01 = new Image(); bawah_01.src = "images/bawah_01.jpg";
    bawah_02 = new Image(); bawah_02.src = "images/bawah_02.jpg";
    bawah_03 = new Image(); bawah_03.src = "images/bawah_03.jpg";
    bawah_04 = new Image(); bawah_04.src = "images/bawah_04.jpg";
    bawah_05 = new Image(); bawah_05.src = "images/bawah_05.jpg";
    banner1 = new Image(); banner1.src = "images/banner1.jpg";
    banner2 = new Image(); banner2.src = "images/banner2.jpg";
    banner3 = new Image(); banner3.src = "images/banner3.jpg";
    banner4 = new Image(); banner4.src = "images/banner4.jpg";
    banner5 = new Image(); banner5.src = "images/banner5.jpg";
    banner6 = new Image(); banner6.src = "images/banner6.jpg";
    banner7 = new Image(); banner7.src = "images/banner7.jpg";
    index_04a = new Image(); index_04a.src = "images/index_04a.jpg";
    index_04b = new Image(); index_04b.src = "images/index_04b.jpg";
    index_05a = new Image(); index_05a.src = "images/index_05a.jpg";
    index_05b = new Image(); index_05b.src = "images/index_05b.jpg";
    index_06a = new Image(); index_06a.src = "images/index_06a.jpg";
    index_06b = new Image(); index_06b.src = "images/index_06b.jpg";
    index_07a = new Image(); index_07a.src = "images/index_07a.jpg";
    index_07b = new Image(); index_07b.src = "images/index_07b.jpg";
    index_08a = new Image(); index_08a.src = "images/index_08a.jpg";
    index_08b = new Image(); index_08b.src = "images/index_08b.jpg";
    index_09a = new Image(); index_09a.src = "images/index_09a.jpg";
    index_09b = new Image(); index_09b.src = "images/index_09b.jpg";
  }
}

function preloadpictures_home() {
  if (document.images) {
    preloadpictures();
  }
}

function preloadpictures_profile() {
  if (document.images) {
    preloadpictures();
  }
}

function preloadpictures_download() {
  if (document.images) {
    preloadpictures();
  }
}

function preloadpictures_article() {
  if (document.images) {
    preloadpictures();
  }
}

function preloadpictures_product() {
  if (document.images) {
    preloadpictures();

    folder = new Image(); folder.src = "images/folder.gif";
    plus = new Image(); plus.src = "images/plus.gif";
    minus = new Image(); minus.src = "images/minus.gif";
  }
}

function preloadpictures_contact() {
  if (document.images) {
    preloadpictures();

    code_bg = new Image(); code_bg.src = "images/code_bg.gif";
    contact_21 = new Image(); contact_21.src = "images/contact_21.jpg";
    contact_21_a = new Image(); contact_21_a.src = "images/contact_21_a.jpg";
    contact_23 = new Image(); contact_23.src = "images/contact_23.jpg";
    contact_23_a = new Image(); contact_23_a.src = "images/contact_23_a.jpg";
  }
}