есть меню на JavaScript + CSS
скрипт заносит информацию в куки и при обновлении страницы (F5) меню отображается такое какое было на момент перезагрузки, а нужно что бы при обновлении страницы меню было свернуто.
как это сделать подскажите, пожалуйста!
sdmenu.js
function SDMenu(id) {
if (!document.getElementById || !document.getElementsByTagName)
return false;
this.menu = document.getElementById(id);
this.submenus = this.menu.getElementsByTagName("div");
this.remember = true; //ïðè çàãðóçêå âñå çàêðûòî
this.speed = 4; //ñêîðîñòü
this.markCurrent = false; //õç ÷òî ýòî
this.oneSmOnly = false; //ìîæíî îòêðûòü íåñêîëüêî îäíîâðåìåííî
}
SDMenu.prototype.init = function() {
var mainInstance = this;
for (var i = 0; i < this.submenus.length; i++)
this.submenus[i].getElementsByTagName("span")[0].onclick = function() {
mainInstance.toggleMenu(this.parentNode);
};
if (this.markCurrent) {
var links = this.menu.getElementsByTagName("a");
for (var i = 0; i < links.length; i++)
if (links[i].href == document.location.href) {
links[i].className = "current";
break;
}
}
if (this.remember) {
var regex = new RegExp("sdmenu_" + encodeURIComponent(this.menu.id) + "=([01]+)");
var match = regex.exec(document.cookie);
if (match) {
var states = match[1].split("");
for (var i = 0; i < states.length; i++)
this.submenus[i].className = (states[i] == 0 ? "collapsed" : "");
}
}
};
SDMenu.prototype.toggleMenu = function(submenu) {
if (submenu.className == "collapsed")
this.expandMenu(submenu);
else
this.collapseMenu(submenu);
};
SDMenu.prototype.expandMenu = function(submenu) {
var fullHeight = submenu.getElementsByTagName("span")[0].offsetHeight;
var links = submenu.getElementsByTagName("a");
for (var i = 0; i < links.length; i++)
fullHeight += links[i].offsetHeight;
var moveBy = Math.round(this.speed * links.length);
var mainInstance = this;
var intId = setInterval(function() {
var curHeight = submenu.offsetHeight;
var newHeight = curHeight + moveBy;
if (newHeight < fullHeight)
submenu.style.height = newHeight + "px";
else {
clearInterval(intId);
submenu.style.height = "";
submenu.className = "";
mainInstance.memorize();
}
}, 30);
this.collapseOthers(submenu);
};
SDMenu.prototype.collapseMenu = function(submenu) {
var minHeight = submenu.getElementsByTagName("span")[0].offsetHeight;
var moveBy = Math.round(this.speed * submenu.getElementsByTagName("a").length);
var mainInstance = this;
var intId = setInterval(function() {
var curHeight = submenu.offsetHeight;
var newHeight = curHeight - moveBy;
if (newHeight > minHeight)
submenu.style.height = newHeight + "px";
else {
clearInterval(intId);
submenu.style.height = "";
submenu.className = "collapsed";
mainInstance.memorize();
}
}, 30);
};
SDMenu.prototype.collapseOthers = function(submenu) {
if (this.oneSmOnly) {
for (var i = 0; i < this.submenus.length; i++)
if (this.submenus[i] != submenu && this.submenus[i].className != "collapsed")
this.collapseMenu(this.submenus[i]);
}
};
SDMenu.prototype.expandAll = function() {
var oldOneSmOnly = this.oneSmOnly;
this.oneSmOnly = false;
for (var i = 0; i < this.submenus.length; i++)
if (this.submenus[i].className == "collapsed")
this.expandMenu(this.submenus[i]);
this.oneSmOnly = oldOneSmOnly;
};
SDMenu.prototype.collapseAll = function() {
for (var i = 0; i < this.submenus.length; i++)
if (this.submenus[i].className != "collapsed")
this.collapseMenu(this.submenus[i]);
};
SDMenu.prototype.memorize = function() {
if (this.remember) {
var states = new Array();
for (var i = 0; i < this.submenus.length; i++)
states.push(this.submenus[i].className == "collapsed" ? 0 : 1);
var d = new Date();
d.setTime(d.getTime() + (30 * 24 * 60 * 60 * 1000));
document.cookie = "sdmenu_" + encodeURIComponent(this.menu.id) + "=" + states.join("") + "; expires=" + d.toGMTString() + "; path=/";
}
};
sdmenu.html
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Slashdot's Menu</title>
<link rel="stylesheet" type="text/css" href="sdmenu/sdmenu.css" />
<script type="text/javascript" src="sdmenu/sdmenu.js">
/***********************************************
* Slashdot Menu script- By DimX
* Submitted to Dynamic Drive DHTML code library: http://www.dynamicdrive.com
* Visit Dynamic Drive at http://www.dynamicdrive.com/ for full source code
***********************************************/
</script>
<script type="text/javascript">
// <![CDATA[
var myMenu;
window.onload = function() {
myMenu = new SDMenu("my_menu");
myMenu.init();
};
// ]]>
</script>
</head>
<body>
<form action="#" style="font-family: sans-serif; font-size: .8em" onsubmit="return false">
<fieldset><legend>Menu actions</legend>
<label for="speed">Speed (1-5):</label>
<input type="text" id="speed" value="3" size="1" onchange="myMenu.speed = parseInt(this.value)" />
<label for="oneSmOnly">One submenu at a time:</label>
<select id="oneSmOnly" onchange="myMenu.oneSmOnly = this.selectedIndex"><option>false</option><option>true</option></select>
<select name="smNr"><option>1</option><option>2</option><option>3</option><option>4</option></select>
<input type="button" value="Expand" onclick="myMenu.expandMenu(myMenu.submenus[smNr.selectedIndex])" />
<input type="button" value="Collapse" onclick="myMenu.collapseMenu(myMenu.submenus[smNr.selectedIndex])" />
<input type="button" value="Toggle" onclick="myMenu.toggleMenu(myMenu.submenus[smNr.selectedIndex])" />
<input type="button" value="Expand all" onclick="myMenu.expandAll()" />
<input type="button" value="Collapse all" onclick="myMenu.collapseAll()" />
</fieldset>
</form>
<div style="float: left" id="my_menu" class="sdmenu">
<div>
<span>Online Tools</span>
<a href="http://tools.dynamicdrive.com/imageoptimizer/">Image Optimizer</a>
<a href="http://tools.dynamicdrive.com/favicon/">FavIcon Generator</a>
<a href="http://www.dynamicdrive.com/emailriddler/">Email Riddler</a>
<a href="http://tools.dynamicdrive.com/password/">htaccess Password</a>
<a href="http://tools.dynamicdrive.com/gradient/">Gradient Image</a>
<a href="http://tools.dynamicdrive.com/button/">Button Maker</a>
</div>
<div>
<span>Support Us</span>
<a href="http://www.dynamicdrive.com/recommendit/">Recommend Us</a>
<a href="http://www.dynamicdrive.com/link.htm">Link to Us</a>
<a href="http://www.dynamicdrive.com/resources/">Web Resources</a>
</div>
<div class="collapsed">
<span>Partners</span>
<a href="http://www.javascriptkit.com">JavaScript Kit</a>
<a href="http://www.cssdrive.com">CSS Drive</a>
<a href="http://www.codingforums.com">CodingForums</a>
<a href="http://www.dynamicdrive.com/style/">CSS Examples</a>
</div>
<div>
<span>Test Current</span>
<a href="?foo=bar">Current or not</a>
<a href="./">Current or not</a>
<a href="index.html">Current or not</a>
<a href="index.html?query">Current or not</a>
</div>
</div>
<div style="padding-left: 200px">
<pre>
var myMenu = new SDMenu("main_menu"); // ID of the menu element
// Default values...
myMenu.speed = 3; // Menu sliding speed (1 - 5 recomended)
myMenu.remember = true; // Store menu states (expanded or collapsed) in cookie and restore later
myMenu.oneSmOnly = false; // One expanded submenu at a time
myMenu.markCurrent = true; // Mark current link / page (link.href == location.href)
myMenu.init();
// Additional methods...
var firstSubmenu = myMenu.submenus[0];
myMenu.expandMenu(firstSubmenu); // Expand a submenu
myMenu.collapseMenu(firstSubmenu); // Collapse a menu
myMenu.toggleMenu(firstSubmenu); // Expand if collapsed and collapse if expanded
myMenu.expandAll(); // Expand all submenus
myMenu.collapseAll(); // Collapse all submenus
</pre>
<p>Download: <a href="sdmenu.zip">sdmenu.zip</a></p>
</div>
</body>
</html>
