function LogIn(form)
{
	var alerttext="";
	var tmp="";
	var txtQut="Please, don't use single quotations!\n";
	form.login.value =  document.security_1.login.value;
    if (isEmpty(form.login.value))
	{
		alerttext="Login!!!\n";
	}

	tmp=form.login.value;
	if (tmp.indexOf("'") != -1)
    {
        alerttext= alerttext + "Login: " + txtQut;
    }


	if (isEmpty(form.passwd.value))
	{ 
		alerttext=alerttext+ "Password!!!\n";
	}

	tmp=form.passwd.value;
	if (tmp.indexOf("'") != -1)
    {
        alerttext= alerttext + "Password: " + txtQut;
    }


if (alerttext!="")
	{
		alert(alerttext); 
		return;
	}
//			form.action="index_login.php";
			doChallengeResponse(form);
};

//================================
function isEmpty(s)
{

        for (var i = 1; i <= s.length; i++)
        {
                if (s.charAt(i-1) != " ") return false; 
        
        }
        return true;
        
}
//=========================
function doChallengeResponse() 
{
//  start my comment
//    str = document.security.login.value + ":" +
//          MD5(document.security.passwd.value) + ":" +
//          document.security.challenge.value;

//    document.security.passwd.value = MD5(str);
// end
//    document.anketa.response.value = MD5(str);
//    document.anketa.password.value = "";
    document.security.submit();
}