Menu deslizante com efeito ...Menu vertical...

aprendi a fazer este MENU, 
no tutorial de Elke
de
templateseacessorios

e,

fonte e créditos, merecidamente para:

templateseacessorios

...desta feita , segue:

Menu deslizante com efeito

..."   um menu com efeito deslizante de fácil instalação"

DEMO

 Basta copiar o código e colar no HTML/Javascript que fica em Elementos de página

De preferência hospede os scripts no Google Sites.

phototype.js
effects.js
sidebar.js

<script src="http://sites.google.com/site/menudeslizante/menudeslizante/prototype.js" type="text/javascript"></script>
<script src="http://sites.google.com/site/menudeslizante/menudeslizante/effects.js" type="text/javascript"></script>
<script src="http://sites.google.com/site/menudeslizante/menudeslizante/side-bar.js" type="text/javascript"></script>

<style>
body{font-size:75%;}
a{outline: none;}
a:active{outline: none;}
#sideBar{text-align:left; padding: 4px 0 4px 6px; border: 1px solid #fff;}
#sideBar h2{
padding: 4px 0 4px 6px;
color:#FFFFFF;
font-size:110%;
font-family:arial;
margin:10px 10px 10px 10px;
font-weight:bold !important;
}
#sideBar h2 span{
color:#000; text-shadow:-2px -2px 3px #808080;
padding: 4px 0 4px 6px;
font-size:165%;
font-weight:normal !important;
}
#sideBar ul{
margin:0px 0px 0px 0px;
padding:0px 0px 0px 0px;
}
#sideBar li{
margin:0 10px 3px 3px;
padding:2px;
list-style-type:none;
display:block;
background-color:#808080;
border: 3px groove #ccc;
width:177px;
color:#FFFFFF;
text-shadow: 2px 3px 4px #000;
}
#sideBar li a:hover{
width:160px;
color: #000;
background-color:#ccc;
border: 3px ridge #ccc;
text-shadow: 2px 3px 4px #000;
}
#sideBar li a{
width:100%;
}
#sideBar li a:link,
#sideBar li a:visited{
color:#FFFFFF;
font-family:verdana;
font-size:100%;
text-decoration:none;
display:block;
margin:0px 0px 0px 0px;
padding: 6px 0 6px 14px;}
#sideBar{
position: fixed;
width: auto;
height: auto;
top: 100px;
left:0px;
background: url('https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj-fOuLPNA-mZBibDqh7MGxDc8osYlcPsY5U8BNJmj_6h01j2gUHtION9raZLl_QXRSRxl9boAjLT0RXMP9iNzm2TDeymYmieiyWzvT-QXbsz9jbq-MoYMlPFvHhB-tyvUzwaaz8Xg4LF0/s1600/cin.png') repeat;background-position:top right;}
#sideBarTab{background: url('https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj-fOuLPNA-mZBibDqh7MGxDc8osYlcPsY5U8BNJmj_6h01j2gUHtION9raZLl_QXRSRxl9boAjLT0RXMP9iNzm2TDeymYmieiyWzvT-QXbsz9jbq-MoYMlPFvHhB-tyvUzwaaz8Xg4LF0/s1600/cin.png') repeat;
float:left;
height:137px;
width:28px;
}
#sideBarTab img{border:none;}
#sideBarContents{
float:left;
overflow:hidden !important;
width:200px;
height:360px;
}
#sideBarContentsInner{width:200px;}
</style>

<div id="sideBar">
<div id="sideBarContents" style="display:none;">
<div id="sideBarContentsInner">
<h2><span>Menu</span></h2>
<ul>
<li><a href="ENDEREÇO DO LINK 1">Link Um</a></li>
<li><a href="ENDEREÇO DO LINK 2">Link Dois</a></li>
<li><a href="ENDEREÇO DO LINK 3">Link Tres</a></li>
<li><a href="ENDEREÇO DO LINK 4">Link Quatro</a></li>
<li><a href="ENDEREÇO DO LINK 5">Link Cinco</a></li>
<li><a href="ENDEREÇO DO LINK 6">Link Seis</a></li>
<li><a href="ENDEREÇO DO LINK 7">Link Sete</a></li>
</ul>
</div>
</div>
<a id="sideBarTab" href="#">
<img alt="sideBar" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjgT4kOcN3pWGexz5jPIXRWVBk8Cy-ky_Mrj8685V_jGFU7O56YMUWS9-gHF3lBqq_RXkJMie_2IYJ7AC0AU3L4oefxdJ7RHYuxdhwCft_6gvrcyXJgIBaA0dSGt3-4w28-2AyJG4eD7Hk/s1600/menu.png" title="sideBar" /></a>
</div>

Veja 
modelo AQUI