// GENERIC ADDEVENT =========================

function addEvent(obj, evType, fn) {
 if (obj.addEventListener) { obj.addEventListener(evType, fn, false);  return true; }
 else if (obj.attachEvent) { var r = obj.attachEvent("on"+evType, fn); return r;    }
 else                      { return false; }
}


// ROLLOVERS ================================

var imgz = new Array
var origSrc = ''
var rollSrc = ''

function rollinit() {
  if (document.getElementsByTagName) { var x = document.getElementsByTagName('img'); }
  else if (document.all.tags) { var x = document.all.tags('img'); }
  else { return false; }
  for (var i=0; i<x.length; i++) {
    if (x[i].className.substring(0,5) == 'roll:') {
      rollsrc = x[i].className.substring(5,x[i].className.length);
      if ( rollsrc > '' )  {
        imgz[i]=new Image; imgz[i].src = rollsrc;
        x[i].onmouseover = function () { origSrc=this.src; this.src=this.className.substring(5,this.className.length); }
        x[i].onmouseout  = function () { if(typeof(origSrc)!='undefined' && origSrc > '') {this.src=origSrc; } }
      }
    }
  }
}


addEvent(window, 'load', rollinit);


/*

// LEFT MENU ================================


function menuinit() {
  o=document.getElementById('lmenu');
  if (document.getElementsByTagName) { var menulistitems = o.getElementsByTagName('li'); }
  else { return false; }
  for (var i=0; i<menulistitems.length; i++) {
    innerlists = menulistitems[i].getElementsByTagName('ul');
    if ( innerlists.length > 0 ) {
      thisA = menulistitems[i].childNodes[0];
      thisA.onclick = function () { menutoggle(this); return false; }
    }
  }
}

function menutoggle(thisA) {
  parentLi = thisA.parentNode;
  targetlist = parentLi.getElementsByTagName('ul')[0];
  if ( targetlist.style.display == 'block' ) { targetlist.style.display = 'none'; } else { targetlist.style.display = 'block'; }
}


addEvent(window, 'load', menuinit);

*/


// VALIDATION STUFF

function validateSubscribe() {
  o = document.getElementById('SName');      if ( !o || o.value == '' ) { alert('Please complete name.');           return false; }
  o = document.getElementById('EMail');      if ( !o || o.value == '' ) { alert('Please complete email address.');  return false; }
  if ( !(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.((\w{2,3})|(aero|coop|info|museum|name)))+$/.test(o.value)) )
    { alert('Invalid email address!');  return false; }
}


// STANDARD MACROMEDIA FUNCTIONS

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) { //v4.01
  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);
  if(!x && d.getElementById) x=d.getElementById(n); 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];}
}