///////////////////////////////// Nav Mouseovers /////////////////////////////////////
var loaded = 0;

function preloader (args) {
  if (document.images) {
    var imgs = new Array();
    imgs = args.split(',');
    for (var i=0; i<imgs.length; i++) {
      preLoad(imgs[i]);
    }
    loaded = 1;
  }
}

function preLoad(imageFile) {
  eval(imageFile + " = new Image(); " + imageFile + ".src = 'images/" + imageFile + ".gif';");
}

function over(item) {
  if (loaded) {
    eval("document." + item + "I.src = " + item + "_on.src;");
  }
}
function out(item) {
  eval("document." + item + "I.src = 'images/" + item + ".gif';");
}

function imgSwitch(item, image) {
  eval("document." + item + "I.src = 'images/" + image + ".gif';");
}

////////////////////////////////////////////////////////////////////////////////////////////

function newWindow(url, name, width, height) {
  newWin = window.open(url, name,"location=no,directories=no,menubar=no,statusbar=no,toolbar=no,scrollbars=yes,height=" +height+ ",width=" +width+ ",resizable=no");
  newWin.resizeTo(width,height);
  newWin.focus();
  return false;
}

function showMowbray() {
  newWindow('display.cgi?src=images/gfx_mowbray_map.gif', 'mowbray', 780, 680);
}
function showElwick() {
  newWindow('display.cgi?src=images/gfx_elwick_map.gif', 'mowbray', 780, 680);
}
function showDevonport() {
  newWindow('display.cgi?src=images/gfx_devonport_map.gif', 'mowbray', 780, 680);
}


function doPFV(id, sid, aid) {
  width = 700;
  height = 500;
  url = 'pfv.cgi?pageID='+id+'&sID='+sid+'&articleID='+aid;
  pfvwin = window.open(url, 'thepfvwin', "location=no,directories=no,menubar=yes,statusbar=no,toolbar=no,scrollbars=yes,height=" +height+ ",width=" +width+ ",resizable=no");
  pfvwin.resizeTo(width,height);
  pfvwin.focus();
  return false;
}