help

[Jutnut]

how do i make this be positioned to the left


#navContainer
{
background-image:url(images/nav.gif);
position: relative;
}

And this to the center??


#contentContainer
{
background-image: url(images/content.gif);
width: 567px;
height: 379px;
padding: 0px;
padding-top: 25px;
padding-left:10px;


}