Update switch-tabs.ps1

Scripts/switch-tabs.ps1

@@ -3,6 +3,8 @@
 	Switches browser tabs
 .DESCRIPTION
 	This PowerShell script switches browser tabs automatically every <n> seconds (by pressing Ctrl + PageDown).
+.PARAMETER Interval
+        Specifies the switch interval in seconds (10 sec per default)
 .EXAMPLE
 	PS> ./switch-tabs
 .NOTES
@@ -11,13 +13,13 @@
 	https://github.com/fleschutz/talk2windows
 #>
 
-param([int]$Interval = 5) # in seconds
+param([int]$Interval = 10) # 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)"
 	$obj = New-Object -com wscript.shell
-	for ([int]$i = 0; $i -lt 1000; $i++) {
+	while ($true) {
 		$obj.SendKeys("^{PGDN}")
 		Start-Sleep -seconds $Interval
 	}