function getCookie(cookieName) { if (document.cookie.length > 0) { begin = document.cookie.indexOf(cookieName+"="); if (begin != -1) { begin += cookieName.length + 1; end = document.cookie.indexOf(";", begin); if (end == -1) end = document.cookie.length; { return unescape(document.cookie.substring(begin, end)); } } } return null; } function isEmpty(s) { return ((s == null) || (s.length == 0)) } function setCookie(cookieName, value, expireDays) { var expiryDate = new Date (); // Set the cookie's expiry date to today's date + expireDays expiryDate.setTime(expiryDate.getTime() + (expireDays * 24 * 3600 * 1000)); document.cookie = cookieName + "=" + escape(value) + ((expireDays == null) ? "" : "; expires=" + expiryDate.toGMTString()); } function delCookie(cookieName) { if (getCookie(cookieName)) { document.cookie = cookieName + "=" + "; expires=Thu, 01-Jan-70 00:00:01 GMT"; } } function rememberFields(formObject, daysToRemember) { setCookie('email_address',formObject.email_address.value, daysToRemember); } function clearRememberedFields() { delCookie('email_address'); delCookie('password'); } // This gets called when the page loads (onload="" in tag) function setFieldsToRememberedValues(formObject) { var emailAddress = getCookie('email_address'); // if emailAddress cookie has a value, populate the form field with it. if (!isEmpty(emailAddress)) { formObject.email_address.value = emailAddress; } // if emailAddress cookie is set, we assume they want to keep remembering it, so set this field to checked. if (!isEmpty(emailAddress)) { formObject.remember_me.checked = true; } // if there is no emailAddress cookie set, focus the cursor in that field when the form loads if (isEmpty(emailAddress)) { formObject.email_address.focus(); } } // This gets called when the remember_me field is toggled as well as when the form is submitted function handleRememberMe(formObject) { if (formObject.remember_me.checked) { // Set cookie lifetime to 30 days rememberFields(formObject, 30); } else { clearRememberedFields(); } }