/* my functions */
function swop(id,ref){
    var link = document.getElementById("item_"+id+"");
    var line = "<a href=\""+ref+"\" onmouseout=\"swopback("+id+",'"+ref+"')\"><img id=\"menu_"+id+"\" src=\"images/menu_"+id+"_high.gif\" alt=\""+ref+"\" />";
    //link.innerHTML = line;
    var theid = "menu_"+id+"";
    document.getElementById(theid).src="images/menu_"+id+"_high.gif"
}
function swopback(id,ref){
    var link = document.getElementById("item_"+id+"");
    var line = "<a href=\""+ref+"\" onmouseover=\"swop("+id+",'"+ref+"')\"><img id=\"menu_"+id+"\" src=\"images/menu_"+id+"_low.gif\" alt=\""+ref+"\" />";
    //link.innerHTML = line;
    var theid = "menu_"+id+"";
    document.getElementById(theid).src="images/menu_"+id+"_low.gif"
}
function load(){
    if (document.images)
    {
       img1 = new Image();
       img2 = new Image();
       img3 = new Image();
       img4 = new Image();
       img5 = new Image();
       img6 = new Image();

       img1.src = "images/menu_1_high.gif";
       img2.src = "images/menu_2_high.gif";
       img3.src = "images/menu_3_high.gif";
       img4.src = "images/menu_4_high.gif";
       img5.src = "images/menu_5_high.gif";
       img6.src = "images/menu_6_high.gif";
    }
    externalLinks();
}

function externalLinks() {
 if (!document.getElementsByTagName) return;
 var anchors = document.getElementsByTagName("a");
 for (var i=0; i<anchors.length; i++) {
   var anchor = anchors[i];
   if (anchor.getAttribute("href") &&
       anchor.getAttribute("rel") == "external")
     anchor.target = "_blank";
 }
}