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];}
}

function SignInClick() {
 if (validateUserData()){
  var user =document.getElementById('USERIDEDIT')
  var password =document.getElementById('PASSWORDEDIT')
  var myform = document.createElement('form');
  myform.id = 'LoginForm';
  myform.name = 'LoginForm';
  myform.method = 'POST';
  myform.action = 'https://www.pmi.org/Pages/LoginPage.aspx?ReturnUrl=http://www.pmi.org%2fPages%2fdefault.aspx';
  var userName = document.createElement('input');
  userName.type = 'hidden';
  userName.name = 'UserName';
  userName.value = user.value;
  myform.appendChild(userName);
  var userPassword = document.createElement('input');
  userPassword.type = 'hidden';
  userPassword.name = 'Password';
  userPassword.value = password.value;
  myform.appendChild(userPassword);
  document.getElementsByTagName('body')[0].appendChild(myform);
  document.forms['LoginForm'].submit();
 }
}

function validateUserData() {
 var sorry = document.getElementById('LoginSorryText');
 var user = document.getElementById('USERIDEDIT')
 var password = document.getElementById('PASSWORDEDIT')
 if (sorry!=null && (isEmpty(user) || isEmpty(password))) {
  var msg = 'You must provide a username and password to continue. If you do not have an account, you can create one by selecting Register Now below.'
  if(document.all){sorry.innerText = msg;return false;}
  else {sorry.textContent = msg;return false;}
 }
 else return true;
}

function isEmpty(box) {
 var re = /^\s{1,}$/g;
 if (box==null) {return true;}
 if ((box.value==null) || (box.value.length==0) || ((box.value.search(re)) > -1)) {
  return true;
 } else {
  return false;
 }
}