var LOADING_INDICATOR_ID = 'loading-indicator';

var g_LoaderCount = 0;

function showLoadingIndicator() {
    g_LoaderCount++;
    $('#'+LOADING_INDICATOR_ID).show();
}

function hideLoadingIndicator() {
    g_LoaderCount--;
    if (g_LoaderCount <= 0) {
        $('#'+LOADING_INDICATOR_ID).hide();
    }
}