Nav Bar issues

[xyn]

Hey guys,
I've got a small Navigation bar. I've ahd a few problems, all i have fixed but
I now have a big issue, the "Home" button is not working correctly. I have
checked my class names and code, I don't see a problem...

If you need to see for yourself click here: http://www.zroxx.com/en/index2.php?

code:
[sub] //
// WebDesign CSS [DEFAULT]
//

A:link {
font-family: Arial, Verdana, Tahoma;
color: #487CB0;
text-decoration: underline;
font-weight: normal;
}

A:visited {
font-family: Arial, Verdana, Tahoma;
color: #487CB0;
text-decoration: underline;
font-weight: normal;
}

A:hover {
font-family: Arial, Verdana, Tahoma;
color: #F39301;
text-decoration: underline;
font-weight: normal;
}

A:active {
font-family: Arial, Verdana, Tahoma;
color: #487CB0;
text-decoration: underline;
font-weight: normal;
}

body
{
font-family: Arial, Verdana, Tahoma;
color: #000000;
font size: 10pt;
 
background-image: url('../images/bgmain.PNG');
background-repeat: repeat;
background-attachment: fixed;
background-position: center;

scrollbar-arrow-color: #FCFCFA;
scrollbar-base-color: #F2F2F2;
scrollbar-face-color: #D3DBBB;
scrollbar-highlight-color: #FCFCFA;
scrollbar-3dlight-color: #96A55A;
scrollbar-shadow-color: #D3DBBB;
scrollbar-darkshadow-color: #96A55A;
scrollbar-track-color: transparent; 
}

.button
{
font-family: Arial, Verdana, Tahoma;
color: #000000;
font-size: 8pt;
font-weight: bold;
border:2px solid #487CB0;
height:30;
width:80;
background-color: #FFFFFF;
}

.input, textarea
{
background-color: #FFFFFF;
border:2px solid #487CB0;
font-family: Arial, Verdana, Tahoma;
font-size: 10pt;
color: #000000;
}

input, select
{
background-color: #FFFFFF;
border:2px solid #487CB0;
font-family: Arial, Verdana, Tahoma;
font-size: 10pt;
color: #000000;
}

//
// TAGS & COMMANDS
//
.navhome{
background-color: #000000;
font-family: Arial, Verdana, Tahoma;
font-size: 10pt;
color: #FFFFFF;
border-color: transparent;
border-collapse: collapse;
border-width: 0px;
}
.navhome, A:active, A:visited, A:link {font-family: Arial, Verdana, Tahoma; color: #FFFFFF; text-decoration: underline; font-weight: normal;}
.navhome, A:hover{font-family: Arial, Verdana, Tahoma; color: #F39301; text-decoration: underline; font-weight: normal;}

.navoffers{
background-color: #365F8B;
font-family: Arial, Verdana, Tahoma;
font-size: 10pt;
color: #FFFFFF;
border-color: transparent;
border-collapse: collapse;
border-width: 0px;
}
.navoffers, A:active, A:visited, A:link {font-family: Arial, Verdana, Tahoma; color: #FFFFFF; text-decoration: underline; font-weight: normal;}
.navoffers, A:hover{font-family: Arial, Verdana, Tahoma; color: #F39301; text-decoration: underline; font-weight: normal;}

.navproducts{
background-color: #4477AE;
font-family: Arial, Verdana, Tahoma;
font-size: 10pt;
color: #FFFFFF;
border-color: transparent;
border-collapse: collapse;
border-width: 0px;
}
.navproducts, A:active, A:visited, A:link {font-family: Arial, Verdana, Tahoma; color: #FFFFFF; text-decoration: underline; font-weight: normal;}
.navproducts, A:hover{font-family: Arial, Verdana, Tahoma; color: #F39301; text-decoration: underline; font-weight: normal;}

.navprojects{
background-color: #7099C7;
font-family: Arial, Verdana, Tahoma;
font-size: 10pt;
color: #FFFFFF;
border-color: transparent;
border-collapse: collapse;
border-width: 0px;
}
.navprojects, A:active, A:visited, A:link {font-family: Arial, Verdana, Tahoma; color: #FFFFFF; text-decoration: underline; font-weight: normal;}
.navprojects, A:hover{font-family: Arial, Verdana, Tahoma; color: #F39301; text-decoration: underline; font-weight: normal;}

.navcontact{
background-color: #9DBAD9;
font-family: Arial, Verdana, Tahoma;
font-size: 10pt;
color: #FFFFFF;
border-color: transparent;
border-collapse: collapse;
border-width: 0px;
}
.navcontact, A:active, A:visited, A:link {font-family: Arial, Verdana, Tahoma; color: #FFFFFF; text-decoration: underline; font-weight: normal;}
.navcontact, A:hover{font-family: Arial, Verdana, Tahoma; color: #F39301; text-decoration: underline; font-weight: normal;}[/sub]