//function main_login_submit() {
//  var main_login_form =
//    document.forms["main_login"];
//
//  main_login.submit();
//}

function main_currency_change() {
  var main_currency_form =
    document.forms["main_currency"];

  main_currency_form.submit();
}

function main_languages_change() {
  var main_languages_form =
    document.forms["main_languages"];

  main_languages_form.submit();
}

function main_location_change(main_location) {
  window.location.replace(main_location);
}

function main_change_location(main_location) {
  window.location.replace(main_location);
}


function main_filter_submit() {
  var frm_main_filter =
    document.forms["main_filter"];

  var fld_main_filter_submit =
    //frm_main_filter.main_filter_submit;
    document.getElementById("main_filter_submitId");

  fld_main_filter_submit
    .disabled = true;

  frm_main_filter.submit();
}

function main_filter_currency_ranges_id() {
  //var frm_main_filter =
  //  document.forms["main_filter"];

  //frm_main_filter.submit();
}

function main_filter_items_types_id() {
  //var frm_main_filter =
  //  document.forms["main_filter"];

  //frm_main_filter.submit();
}

function main_filter_items_metals_id() {
  //var frm_main_filter =
  //  document.forms["main_filter"];

  //frm_main_filter.submit();
}

function main_filter_items_stones_id() {
  //var frm_main_filter =
  //  document.forms["main_filter"];

  //frm_main_filter.submit();
}


function main_search_submit() {
  var frm_main_search =
    document.forms["main_search"];

  var fld_main_search_submit =
    //frm_main_search.main_search_submit;
    document.getElementById("main_search_submitId");

  if (main_search_verify()) {

    fld_main_search_submit
      .disabled = true;

    frm_main_search.submit();
  }
}

function main_search_submit_x() {
  var frm_main_search =
    document.forms["main_search"];

  var fld_main_search_submit =
    //frm_main_search.main_search_submit;
    document.getElementById("main_search_submitId");

  if (main_search_verify()) {

    fld_main_search_submit
      .disabled = true;

    frm_main_search.submit();

    return true;
  } else {
    return false;
  }
}

function main_search_verify() {
  var frm_main_search =
    document.forms["main_search"];

  var fld_items_search_query =
    frm_main_search.items_search_query;

  var str_items_search_query =
    fld_items_search_query.value;

  var msg_main_search_summary = "";

  if (str_items_search_query == ""
      || str_items_search_query.length < 3) {
    msg_main_search_summary =
      msg_main_search_summary + msg_items_search_query_chars + "\n";
  }

  if (msg_main_search_summary != null
      && msg_main_search_summary != "") {
    window.alert(msg_main_search_summary);

    return false;
  }

  return true;
}


function main_login_submit(submit_mode) {
  var frm_main_login =
    document.forms["main_login"];

  //var fld_submit_mode =
  //  frm_main_login.submit_mode;
  //fld_submit_mode.value =
  //  submit_mode;

  var fld_main_login_submit =
    //frm_main_login.main_login_submit;
    document.getElementById("main_login_submitId");

  if (main_login_verify()) {

    fld_main_login_submit
      .disabled = true;

    frm_main_login.submit();
  }
}

function main_login_submit_x(submit_mode) {
  var frm_main_login =
    document.forms["main_login"];

  //var fld_submit_mode =
  //  frm_main_login.submit_mode;
  //fld_submit_mode.value =
  //  submit_mode;

  var fld_main_login_submit =
    //frm_main_login.main_login_submit;
    document.getElementById("main_login_submitId");

  if (main_login_verify()) {

    fld_main_login_submit
      .disabled = true;

    frm_main_login.submit();

    return true;
  } else {
    return false;
  }
}

function main_login_verify() {
  var frm_main_login =
    document.forms["main_login"];

  var fld_users_name_login =
    frm_main_login.users_name_login;
  var fld_users_password_login =
    frm_main_login.users_password_login;

  var str_users_name_login =
    fld_users_name_login.value;
  var str_users_password_login =
    fld_users_password_login.value;

  var msg_main_login_summary = "";

  if (str_users_name_login == "") {
    msg_main_login_summary =
      msg_main_login_summary + msg_users_name_login_empty + "\n";
  }
  if (str_users_password_login == "") {
    msg_main_login_summary =
      msg_main_login_summary + msg_users_password_login_empty + "\n";
  }

  if (msg_main_login_summary != null
      && msg_main_login_summary != "") {
    window.alert(msg_main_login_summary);

    return false;
  }

  return true;
}



function main_paging_change(
                 main_paging_form
                 , main_paging_step) {
  var bln_main_paging =
    true;

  var frm_main_paging =
    //document.forms["main_paging"];
    document.forms[main_paging_form];

  var fld_main_paging_pages_num =
    frm_main_paging.main_paging_pages_num;

  var str_main_paging_pages_num =
    fld_main_paging_pages_num.value;

  var int_main_paging_pages_num =
    parseInt(str_main_paging_pages_num);

  var len_main_paging_pages_num =
    fld_main_paging_pages_num.options.length;

  var paging_next = 0;
  if (main_paging_step == null
      || main_paging_step == 0) {
    paging_next = int_main_paging_pages_num;
  } else if (main_paging_step != 0) {
    paging_next =
      int_main_paging_pages_num + main_paging_step;
  }

  if (paging_next <= 0
      || paging_next > len_main_paging_pages_num) {
    bln_main_paging = false;
  } else {
    fld_main_paging_pages_num.value = paging_next;
  }

  if (bln_main_paging) {
    frm_main_paging.submit();
  }
}


  function msg_main_summary_f() {
    if (msg_main_summary != null
        && msg_main_summary != "") {
      window.alert(msg_main_summary);
    }
  }




function main_shopping_cart_submit(shopping_cart_mode) {
  var frm_main_shopping_cart =
    document.forms["main_shopping_cart"];

  var fld_shopping_cart_mode =
    frm_main_shopping_cart.shopping_cart_mode;

  fld_shopping_cart_mode
    .value = shopping_cart_mode;

  frm_main_shopping_cart.submit();
}




var browser;
function checkBrowser() 
{
		var ua=navigator.userAgent;
		if(ua.indexOf("MSIE") != -1) 
		{
			browser = 0
		}
		if(ua.indexOf("Nav") != -1) 
		{
			browser = 1
		}
		if(ua.indexOf("Gecko") != -1) 
		{
			browser = 1
		}
		if (ua.indexOf("Opera") != -1)
		{
			browser = 2
		}
}
checkBrowser();