PowerShell/Scripts/switch-tabs.ps1

<#
.SYNOPSIS
	Switches browser tabs
.DESCRIPTION
	This PowerShell script switches browser tabs automatically every <n> seconds (by pressing Ctrl + PageDown).
.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 automatically every $Interval seconds."
	Write-Host "Click into the browser window to activate it (press Ctrl + C here 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 {
	"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
	exit 1
}