Sharing Buttons Help

[ToUtSi]

Hi guys ,
I am using some sharing buttons for my site i have a nice Tweet Buttom whic Tweets the title and some other infos from the post but it stop work
Here is my HTML ....
Can i replace the link with some other and work again ? ? ?
******= Twitter Code
http://toutsi-officialen.blogspot.gr...oderators.html ---->>> HERE YOU CAN SEE MY SHARING BUTTONS IN BOTTOM OF POST

<ul class='share_left'>
<li><a expr:href='&quot;[url]http://www.facebook.com/sharer.php?u=&quot;[/url] + data:post.url + &quot;&amp;title=&quot;+ data:post.title' rel='nofollow' target='_blank'><img src='https://lh4.googleusercontent.com/-pJ6luE0BZSM/ToxNxFVXEsI/AAAAAAAABeE/z7hlmXAFuWw/facebook_32.png'/><span>Share on Facebook</span></a></li>
<li><a expr:href='&quot;[url]http://del.icio.us/post?url=&quot;[/url] + data:post.url + &quot;&amp;title=&quot; + data:post.title' rel='nofollow' target='_blank'><img src='https://lh3.googleusercontent.com/-L_iGr2La3K8/ToxNww6nYeI/AAAAAAAABd8/JnvRTM27pys/delicious_32.png'/><span>Bookmark on Delicious</span></a></li>
********<li><a expr:href='&quot;[url]http://twitthis.com/twit?url=&quot;[/url] + data:post.url + &quot;&amp;title=&quot;+ data:post.title' rel='nofollow' target='_blank'><img src='https://lh6.googleusercontent.com/-3htN1aSdFDk/ToxNyaIUzGI/AAAAAAAABeg/omvRSvOH7BI/twitter_32.png'/><span>Tweet it!</span></a></li>*********
<li><a expr:href='&quot;[url=http://digg.com/submit?url=&quot;]Submit a link | Digg[/url] + data:post.url + &quot;&amp;title=&quot; + data:post.title' rel='nofollow' target='_blank'><img src='https://lh5.googleusercontent.com/-NaqOJDu6B_U/ToxNxNSwFRI/AAAAAAAABeA/4mJXaYS6eig/digg_32.png'/><span>Digg it!</span></a></li>
<li><a expr:href='&quot;[url=http://technorati.com/faves?add=&quot;]Technorati[/url] + data:post.url + &quot;&amp;title=&quot; + data:post.title' rel='nofollow' target='_blank'><img src='https://lh6.googleusercontent.com/-Gabc0N5OXuY/ToxNyTGIyqI/AAAAAAAABek/SPXWNpk-Riw/technorati_32.png'/><span>Share this on Technorati</span></a></li></ul>
<ul class='share_right'>
<li><a expr:href='&quot;[url]http://reddit.com/submit?&amp;url=&quot;[/url] + data:post.url + &quot;&amp;title=&quot; + data:post.title' rel='nofollow' target='_blank'><img src='https://lh3.googleusercontent.com/-_LXEgbM2lF4/ToxNx0eHBOI/AAAAAAAABeU/MtdSfVDcbms/reddit_32.png'/><span>Share it on Reddit</span></a></li>
<li><a expr:href='&quot;[url=http://friendfeed.com/?url=&quot;]FriendFeed[/url] + data:post.url + &quot;&amp;title=&quot; + data:post.title' rel='nofollow' target='_blank'><img src='https://lh4.googleusercontent.com/-uf6y2cnM0-s/ToxNxYFOF-I/AAAAAAAABeI/6SgP8MT7tJ8/friendfeed_32.png'/><span>Share on FriendFeed</span></a></li>
<li><a expr:href='&quot;[url]http://www.google.com/reader/link?url=&quot;[/url] + data:post.url + &quot;&amp;title=&quot; + data:post.title' rel='nofollow' target='_blank'><img src='https://lh5.googleusercontent.com/-tHcgvRVs85w/ToxNxq2-glI/AAAAAAAABeQ/zEGMsy-hxR4/google_32.png'/><span>Post on Google Reader</span></a></li>
<li><a expr:href='&quot;[url]http://www.myspace.com/Modules/PostTo/Pages/?u=http&quot;+[/url] data:post.url + &quot;&amp;title=&quot; + data:post.title' rel='nofollow' target='_blank'><img src='https://lh5.googleusercontent.com/-49n5FqDXdGY/ToxNxXmvuNI/AAAAAAAABeM/S5IQQSOTEWs/myspace_32.png'/><span>Share to MySpace</span></a></li>
<li><a expr:href='&quot;[url]http://www.stumbleupon.com/submit?url=&quot;+[/url] data:post.url + &quot;&amp;title=&quot; + data:post.title' rel='nofollow' target='_blank'><img src='https://lh3.googleusercontent.com/--Ao-xd0DXyg/ToxNyPKC_BI/AAAAAAAABec/B_y6CWQPllw/stumbleupon_32.png'/><span>Share it on StumbleUpon</span></a></li>
</ul>
</div>

THANKS
ToUtSi