[Skin] InvisonExBB hide/show forum

function my_getcookie(name)
{
cname = name + '=';
cpos = document.cookie.indexOf( cname );
if ( cpos != -1 )
{
cstart = cpos + cname.length;
cend = document.cookie.indexOf(";", cstart);

if (cend == -1)
{
cend = document.cookie.length;
}

return unescape( document.cookie.substring(cstart, cend) );
}

return null;
}


/*-------------------------------------------------------------------------*/
// Get element by id
/*-------------------------------------------------------------------------*/

function my_getbyid(id)
{
itm = null;

if (document.getElementById)
{
itm = document.getElementById(id);
}
else if (document.all)
{
itm = document.all[id];
}
else if (document.layers)
{
itm = document.layers[id];
}

return itm;
}


/*-------------------------------------------------------------------------*/
// Set DIV ID to hide
/*-------------------------------------------------------------------------*/

function my_hide_div(itm)
{
if ( ! itm ) return;

itm.style.display = "none";
}

/*-------------------------------------------------------------------------*/
// Set DIV ID to show
/*-------------------------------------------------------------------------*/

function my_show_div(itm)
{
if ( ! itm ) return;

itm.style.display = "";
}

/*-------------------------------------------------------------------------*/
// Toggle category
/*-------------------------------------------------------------------------*/

function togglecategory( fid, add )
{

saved = new Array();
clean = new Array();

//-----------------------------------
// Get any saved info
//-----------------------------------

if ( tmp = my_getcookie('coll') )
{
saved = tmp.split(",");
}

//-----------------------------------
// Remove bit if exists
//-----------------------------------

for( i = 0 ; i < saved.length; i++ )
{
if ( saved[i] != fid && saved[i] != "" )
{

clean[clean.length] = saved[i];

}
}

//-----------------------------------
// Add?
//-----------------------------------

if ( add )
{
clean[ clean.length ] = fid;
my_show_div( my_getbyid( 'fc_'+fid ) );
my_hide_div( my_getbyid( 'fo_'+fid ) );
}
else
{
my_show_div( my_getbyid( 'fo_'+fid ) );
my_hide_div( my_getbyid( 'fc_'+fid ) );
}

my_setcookie( 'coll', clean.join(',') );
}

function my_setcookie( name, value )
{
var expire = "";
var domain = "";
var path = "/";
var expire = "; expires=Wed, 1 Jan 2020 00:00:00 GMT";
document.cookie = name + "=" + value + "; path=" + path + expire + domain + ';';
}

include ('./templates/'.$exbb['default_style'].'board_data.tpl');

$ex_hide = explode(",",$_COOKIE['coll']);
if(in_array($in_cat,$ex_hide))
{
$flag2 = "none";
$flag1 = "show";
}else{
$flag1 = "none";
$flag2 = "show";
}

<?

$board_data .= ($catrow) ? '

<div align="left" id="fc_'.$in_cat.'" style="display:'.$flag1.';">
<br><table class="tableborder" width="100%" border="0" cellspacing="1" cellpadding="4">
<tr><th border="0" colspan="5" class="maintitle" align="right">
<div style="display: block; float: left;"><img src="./templates/InvisionExBB/im/nav_m.gif" border="0" alt=">" width="8" height="8" />&nbsp;<a href="index.php?c='.$in_cat.'">'.$category.'</a></div>

<a href="javascript:togglecategory('.$in_cat.', 0);">

<img src="./templates/InvisionExBB/im/show_f.gif" border="0" alt="+/-" width="12" height="12" name="fimg'.$in_cat.'">

</a>&nbsp;&nbsp;
</th></tr> </table>
</div>

<div align="left" id="fo_'.$in_cat.'" style="display:'.$flag2.';">
<br><table class="tableborder" width="100%" border="0" cellspacing="1" cellpadding="4">
<tr><th border="0" colspan="5" class="maintitle" align="right">
<div style="display: block; float: left;"><img src="./templates/InvisionExBB/im/nav_m.gif" border="0" alt=">" width="8" height="8" />&nbsp;<a href="index.php?c='.$in_cat.'">'.$category.'</a></div>

<a href="javascript:togglecategory('.$in_cat.', 1);">

<img src="./templates/InvisionExBB_Winter/im/hide_f.gif" border="0" alt="+/-" width="12" height="12" name="fimg'.$in_cat.'">

</a>&nbsp;&nbsp;
</th></tr> <tr>
<th align="center" width="2%" class="titlemedium"><img src="./templates/InvisionExBB/im/spacer.gif" alt="" width="28" height="1" /></th>
<th align="left" width="59%" class="titlemedium">'.$lang['Forum_Info'].'</th>
<th align="center" width="7%" class="titlemedium">'.$lang['Topics_total'].'</th>
<th align="center" width="7%" class="titlemedium">'.$lang['Replies'].'</th>
<th align="left" width="25%" class="titlemedium">'.$lang['Updates'].'</th>
</tr>':'';
$board_data .= <<<DATA
<tr>
<td class="row4" align="center">$folderpicture</td>
<td class="row4"><b>$forumname</b><br /><span class='desc'>$forumdescription<br /><br>$lang_moder $modoutput</span></td>
<td class="row2" align="center">$threads</td>
<td class="row2" align="center">$posts</td>
<td class="row2" >$lang[Date] <b>$forumlastpost</b> $private</td>
</tr>
DATA;
$board_data .= ($last) ? ' <tr><td class="darkrow2" colspan="5">&nbsp;</td></tr></table></div>': '';
?>