html, body 
{ 
width: 100%;
background-color: #fff;
text-align: center;
margin: 20px auto 0 auto;
}

#container
{
background-color: #fff;
margin: 0 auto;
width: 805px;
overflow: hidden;
}

#leftcolumn
{
background-color: #6B9DCE;
margin: 0px;
width: 160px;
padding-bottom: 20010px;
margin-bottom: -20000px;
float: left;
}

#centercolumn
{
background-color: #fff;
margin: 0px auto;
width: 484px;
padding: 0;
padding-bottom: 20010px;
margin-bottom: -20000px;
float: left;
}

#rightcolumn
{
background-color: #6B9DCE;
margin: 0px;
width: 161px;
padding: 0;
padding-bottom: 20010px;
margin-bottom: -20000px;
float: right;
}

#footer
{
width: 805px;
background-color: #039;
margin: 0 auto;
padding: 5px 0;
float:left;
clear:both;
}

#w3
{
width: 160px;
background-color: #69c;
margin: 50px 0 0 0;
padding: 0;
float:left;
clear:both;
}