#blockleft{
background:transparent;
float:left;
left:0px;
position:relative;
top:0px;
width:240px;
}
#blockright{
background:transparent;
float:right;
vertical-align:top;
width:240px;
}

#main{
background:transparent;
border-bottom:none;
border-top:none;
float:left;
padding-top:0px;
width:490px;
}