/**
 * © Supersoniks.com
 * This file UTF-8 Encoded.
 */
 
/**
 * Go to the previous page of history if exists,
 * close the window otherwise.
 * @return Always false.
 * @version 1
 */
function forceGoBack()
{
    if(history.length == 1)
    {
        window.close();
    } 
    else 
    {
        history.back();
    }
    return false;
}