<!--
browserName = navigator.appName;
browserVer = parseInt ( navigator.appVersion );
version = "n2";
if ( browserName == "Netscape" && browserVer >= 4 ) version = "n4";
if ( browserName == "Microsoft Internet Explorer" && browserVer >=4 ) version = "e4";
if ( version == "n4" || version == "e4" )
{
        square1_on = new Image ( 69, 19 );
        square1_on.src = "images/menu/de_07.jpg";
        square2_on = new Image ( 69, 19 );
        square2_on.src = "images/menu/de_06a.jpg";
        square3_on = new Image ( 69, 19 );
        square3_on.src = "images/menu/de_08.jpg";
		square4_on = new Image ( 69, 19 );
        square4_on.src = "images/menu/de_08.jpg";
		
        square1_off = new Image ( 69, 19 );
        square1_off.src = "images/menu/de_03.gif";
        square2_off = new Image ( 69, 19 );
        square2_off.src = "images/menu/de_04.gif";
        square3_off = new Image ( 69, 19 );
        square3_off.src = "images/menu/de_05.gif";
		square4_off = new Image ( 69, 19 );
        square4_off.src = "images/menu/de_05.gif";
}
function button_on ( imgName )
{
        if ( version == "n4" || version == "e4" )
        {
                butOn = eval ( imgName + "_on.src" );
                document [imgName].src = butOn;
        }
}
function button_off ( imgName )
{
        if ( version == "n4" || version == "e4" )
        {
                butOff = eval ( imgName + "_off.src" );
                document [imgName].src = butOff;
        }
}
// -->