[jQuery] .show() - moves my page down. Help please.

[GrootBaas]

Hi all,

As soon as I show elements on my page, the whole page moves down.

Could anybody please help me ....?

I am using IE6.1

This is my CSS ...

#container{
position:static;
height:630px;
width:990px;
margin:2px auto;
padding:1px 0;
text-align:left;
background:#ffffff;
color:#303030;
border:2px solid #a0a0a0;
}