Added scripts

PowerShell/get-eventid.ps1

@@ -0,0 +1,12 @@
+
+$server = 127.0.0.1
+$starttime = get-date -Format yyyy-MM-dd 
+
+Get-EventLog Application -ComputerName $server -After $starttime | 
+    ? { $_.entryType -Match "Error" -and "Critical" } |
+    Group-Object -Property EventID |
+    % { $_.Group[0] | Add-Member -PassThru -NotePropertyName Count -NotePropertyValue $_.Count } |
+    Sort-Object EventID -Unique | 
+    Select-Object Count, TimeGenerated, EventID, Source, Message | 
+    ft -AutoSize -Wrap | 
+    Out-File $file -Append