body {
    margin: 0px;
    padding: 0px;
    text-align: center;
    background: white; //url(../images/background.png);
}

#pan {
    margin: auto;
    text-align: left;
    width: 750px;
}

#header {
    background: url(../images/back_header.png);
    width: 750px;
    height: 130px;
    //border-left: 1px solid black;
    //border-right: 1px solid black;
}

#main {
    width: 750px;
}

#maincolumn {
    float: left;
    width: 170px;
    background: white;
    //border-left: 1px solid red;
}

#maincontent {
    float: left;
    margin: 0px;
    padding: 0px;
    width: 579px;
    background: white; //url(../images/back_maincontent.png);
    //border-right: 1px solid red;
}

#copyright {
    float: left;
    background: url(../images/back_copyright.png);
    text-align: center;
    width: 750px;
    height: 25px;
}