/* SQL Injection ¹æÁö¸¦ À§ÇÑ ÀԷ°ª °Ë»ç -------------------------------------------------------------- */
function str_check(str) {
    var n = 0;
    var bag = "#|^$<>;%\\'\"";
    for (i = 0; i <= str.length; i++) {
        var c = str.charAt(i);
        if (bag.indexOf(c) == 0 || bag.indexOf(c) > 0) { n = n + 1; }
    }
    return n - 1;
}
/* ----------------------------------------------------------------------------------------------------- */