Email validators for javascript

emailValidator.js

/**
 * Validates if the input for email field matches requirements and if it's a valid email
 * @returns {void}
 */
function validateEmail() {
    var inputValue;
    
    // clear previous
    jQuery(".reg-validate-email").remove();
    
    inputValue = jQuery(this).val();
    
    if ( inputValue.length > 0 && validateEmailRegEx(inputValue) )  {
        jQuery(this).after("<span class='reg-validate-email alert alert-success'>Email is good!<i class='icon-fix icon-ok'></i></span>");
    } else {
        jQuery(this).after("<span class='reg-validate-email alert alert-error'>Email is not good!<i class='icon-fix icon-exclamation-sign'></i></span>");
    }  
}

/**
 * Helper
 * @returns {void}
 */
function validateEmailRegEx(email) { 
    var re = /^(([^<>()[\]\\.,;:\s@\"]+(\.[^<>()[\]\\.,;:\s@\"]+)*)|(\".+\"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
    return re.test(email);
}