function addslashes( str ) {
    // Quote string with slashes
    // 
    // +    discuss at: http://kevin.vanzonneveld.net/techblog/article/javascript_equivalent_for_phps_addslashes/
    // +       version: 804.1712
    // +   original by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +   improved by: Ates Goral (http://magnetiq.com)
    // +   improved by: marrtins
    // *     example 1: addslashes("kevin's birthday");
    // *     returns 1: "kevin\'s birthday"

    return str.replace('/(["\'\])/g', "\\$1").replace('/\0/g', "\\0");
}
function stripslashes( str ) {
    // Un-quote string quoted with addslashes()
    // 
    // +    discuss at: http://kevin.vanzonneveld.net/techblog/article/javascript_equivalent_for_phps_stripslashes/
    // +       version: 804.1712
    // +   original by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +   improved by: Ates Goral (http://magnetiq.com)
    // +      fixed by: Mick@el
    // +   improved by: marrtins
    // *     example 1: stripslashes('Kevin\'s code');
    // *     returns 1: "Kevin's code"

    return str.replace('/\0/g', '0').replace('/\(.)/g', '$1');
}