function AllValidatorsValid(validators) {
    var invalidCtrls = new Array();
    if ((typeof(validators) != "undefined") && (validators != null)) {
        var i;
        for (i = 0; i < validators.length; i++) {
            try {
                $.$(validators[i].controltovalidate).className = "";
            } catch (ex) {
            }
            if (!validators[i].isvalid) {
                invalidCtrls[invalidCtrls.length] = $.$(validators[i].controltovalidate);
            }
        }
    }
    /* add invalid ctrls to array & then set css at the end as there might be more than one type of validation on a form control */
    for (i=0; i<invalidCtrls.length; i++) {
        invalidCtrls[i].className = "errorinput";
    }
    return invalidCtrls.length == 0;
}