Update switch-tabs.ps1

Scripts/switch-tabs.ps1

@@ -0,0 +1,28 @@
+<#
+.SYNOPSIS
+	Presses the Next Tab hotkey
+.DESCRIPTION
+	This PowerShell script presses the Next Tab keyboard shortcuts.
+.EXAMPLE
+	PS> ./switch-tabs
+.NOTES
+	Author:  Markus Fleschutz / License: CC0
+.LINK
+	https://github.com/fleschutz/talk2windows
+#>
+
+param([int]$Interval = 5) # in seconds
+
+try {
+	Write-Host "Switching browser tabs every $Interval seconds (press Ctrl + C to stop it)..." -noNewline
+	$obj = New-Object -com wscript.shell
+	for ([int]$i = 0; $i -lt 1000; $i++) {
+		Write-Host "." -noNewline
+		$obj.SendKeys("^{PGDN}")
+		Start-Sleep -seconds $Interval
+	}
+	exit 0 # success
+} catch {
+	& "$PSScriptRoot/_reply.ps1" "Sorry: $($Error[0])"
+	exit 1
+}