var NUM_NAV = 8;
var link = new Array( 9 );
link[ 1 ] = "objectives.htm";
link[ 2 ] = "schools.htm";
link[ 3 ] = "http://www.ccpo.odu.edu/HIGHTIDE/index.cgi";
link[ 4 ] = "http://www.ccpo.odu.edu/~arnoldo/hightide/DATA/";
link[ 5 ] = "anim.gif";
link[ 6 ] = "tidetable.htm";
link[ 7 ] = "photogallery.htm";
link[ 8 ] = "http://www.windows.ucar.edu";

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}

function actMenuItem( img ) {
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    inact( 'navi' + defImg );
}

function inactMenuItem( img ) {
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}

function act(imgName) {
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}

function inact(imgName) {
  if (document.images)
    document[imgName].src = eval(imgName + ".src");
}

function draw_menu() { 
  document.writeln( '<A HREF="' + NAV_BASE + 'hightide.htm"><IMG SRC="' + NAV_BASE + 'nav/htnav_top.gif" BORDER="0"></A><BR>' );

  for ( var i = 1; i <= NUM_NAV; i++ ) {

    var href = link[ i ];
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}