function nav_over (x) {
   x.style.borderStyle = "solid";
   x.style.borderWidth = 1;
   x.style.borderColor = "black";
   x.style.background = "URL(/img/blue_light.gif)";
   x.style.cursor = "hand";
}

function nav_out (x) {
   x.style.borderStyle = "solid";
   x.style.borderWidth = 1;
   x.style.borderColor = "#5F8EC9";
   x.style.background = "#5F8EC9";
}

function subnav_over (x) {
   x.style.background = "URL(/img/blue_dark.gif)";
//   x.style.borderBottom = "solid 1 black";
   x.style.cursor = "hand";
}

function subnav_out (x) {
   x.style.background = "URL(/img/blue_light.gif)";
//   x.style.borderBottom = "0";
}


function pic_enlarge (file) {
   var path = "pic_enlarge.php?" + "src=" + file;
   window.open(path, '', 'scrollbars=no');
}