http://power.rhythmspoon.work/8ee3ac592f9c0ccfc75eea59f8a4e1

$username = "xxxxxx";
$password = "xxxxxx";
$url = "www.facebook.com/login";

$ie = New-Object -com internetexplorer.application;
$ie.visible = $true;
$ie.navigate($url);

($ie.document.getElementsByName("email") |select -first 1).value = $username;

Exception from HRESULT: 0x800A01B6
At line:1 char:1
+ ($ie.document.getElementsByName("email") |select -first 1).value = $u ...
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ CategoryInfo          : OperationStopped: (:) [], NotSupportedException
+ FullyQualifiedErrorId : System.NotSupportedException

$username="myname"
$password="mypass"
$url = "www.facebook.com/login"
$ie = New-Object -com internetexplorer.application
$ie.visible = $true
$ie.navigate($url)

# Sleep while IE is busy. Check 10 times per second, adjust delay as needed
while($ie.Busy) { Start-Sleep -Milliseconds 100 }

# IE is not busy with document anymore, pass credentials and click the logon
($ie.document.getElementsByName("email") |select -first 1).value = $username
($ie.document.getElementsByName("pass") |select -first 1).value = $password
($ie.document.getElementsByName("login") |select -first 1).click()