<!--

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v3.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

var arrSubNav = Array("informationfor");
var navTimer;
function showSubnav(subnavID) {
  for(i=0; i<arrSubNav.length; i++) {
    if (subnavID == arrSubNav[i]) {
      getStyle(arrSubNav[i]).visibility = 'visible';
    } else {
      getStyle(arrSubNav[i]).visibility = 'hidden';
    }
  }
  if (subnavID!='informationfor') {
    MM_swapImage('informationforimg','','images/buttons/nav/b_informationfor.gif',1)
  }
  clearTimeout(navTimer);
}

function navOut(id) {
  MM_swapImgRestore();
    navTimer = setTimeout("showSubnav('')", 400);
}

function SubnavOut() {
  navTimer = setTimeout("showSubnav('')", 50);
}

function SubnavOver(id) {
  clearTimeout(navTimer);
  MM_swapImage('b_' + id,'','images/buttons/nav/b_' + id + '_r.gif',1);
}


function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v3.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function validate() {

  if (document.form1.strFriendsName.value == ""){
    alert("You must enter your friends name before sending");
    document.form1.strFriendsName.focus();
    return false;
  }
  if (document.form1.strFriendsEmail.value == ""){
    alert("You must enter your friends email before sending");
    document.form1.strFriendsEmail.focus();
    return false;
  }
  if (document.form1.strYourName.value == ""){
    alert("You must enter your name before sending");
    document.form1.strYourName.focus();
    return false;
  }
  if (document.form1.strYourEmail.value == ""){
    alert("You must enter your email before sending");
    document.form1.strYourEmail.focus();
    return false;
  }
  if (document.form1.strMessage.value == ""){
    alert("You must enter a message before sending");
    document.form1.strMessage.focus();
    return false;
  }
  // Valid 
  return true;
}
  
<!--
// copyright (c) 2001,2002 - Cube7 by Rudy Kurniadi

// -- Browser detection --
var is_DOM = document.getElementById?1:0;
var is_IE  = document.all?1:0;
var is_NS4 = (navigator.appName=='Netscape' && !is_DOM)?1:0;
var is_IE4 = (is_IE && !is_DOM)?1:0;
var is_Dyn = (is_DOM||is_IE4||is_NS4);

// -- Return object reference --
function findObject(id) {
  d = document;
  return (is_IE ? d.all[id] : (is_DOM ? d.getElementById(id) : d.layers[id]));
}

// -- Return reference to object's style --
function getStyle(id) {
  return (is_NS4 ? findObject(id) : findObject(id).style)
}

// -- Return reference to an image
function findImage(n, d) {
  var p,i,x;
  if (!d) d=document;
  if ((p=n.indexOf("?")) > 0 && parent.frames.length) {
    d = parent.frames[n.substring(p+1)].document;
    n = n.substring(0,p);
  }
  if (!(x=d[n]) && is_IE)
    x = d.all[n];
  if (!x && is_DOM)
    x = d.getElementById(n);
  for (i=0; !x && i < d.forms.length; i++)
    x = d.forms[i][n];
  for (i=0; !x && is_NS4 && i < d.layers.length; i++)
    x = findImage(n,d.layers[i].document);
  return x;
}

-->