// -----------------------------------------------------// // SAVE Hidden Div Selections in Cookies // // Written by Ben Haley // // Date written: February 12, 1009 // // Email: benjamin.haley@gmail.com // // -----------------------------------------------------// // instructions: // ------------ // Change // to and // Change // TO // // // ------------------------------------------------ // This function will concatentate all the fields in // in the form into one string, delimited by a PIPE // symbol, into one cookie. The cookie name is the // same name as the form name. ALL fields are saved. // ------------------------------------------------ // function saveHiddenDivs(names) { var setvalue; var index; // Expire cookie in 5 minutes. var today = new Date(); var exp = new Date(today.getTime()+30*60*1000); var string = ""; var cookieName = 'hiddenDivs'; var n = names.length; for (i = 0; i < n; i++){ name = names[i]; value = document.getElementById(names[i]).style.display; string += name + "\|" + value + "\|" } setCookie(cookieName, string, exp); } // // LOAD standard form // // // LOAD FORM FIELD SELECTIONS FROM SAVED COOKIES // function loadHiddenDivs(names) { var cookieName = 'hiddenDivs'; var cookie; var fieldValues; // Retrieve form elements from cookie and split into array. try{fieldValues = getCookie(cookieName);} catch(ex){ return 'no cookie'} try{cookie = fieldValues.split("\|");} catch(ex){ return 'no cookie'} var n = cookie.length; for (i = 0; i < n - 1; i += 2) { name = cookie[i]; value = cookie[i + 1]; document.getElementById(name).style.display = value; } } /// COOKIE FUNCTIONS function setCookie(name, value, expires, path, domain, secure) { document.cookie= name + "=" + escape(value) + ((expires) ? "; expires=" + expires.toGMTString() : "") + ((path) ? "; path=" + path : "") + ((domain) ? "; domain=" + domain : "") + ((secure) ? "; secure" : ""); } function getCookie(name) { var dc = document.cookie; var prefix = name + "="; var begin = dc.indexOf("; " + prefix); if (begin == -1) { begin = dc.indexOf(prefix); if (begin != 0) return null; } else { begin += 2; } var end = document.cookie.indexOf(";", begin); if (end == -1) { end = dc.length; } return unescape(dc.substring(begin + prefix.length, end)); }