Bus Alarm

function bus{
	while ($true){
		$oIE=new-object -com internetexplorer.application
		$Voice = new-object -com SAPI.SpVoice		
		while ($oIE.busy) {sleep -milliseconds 50}
		$oIE.navigate2("http://rtt.metroinfo.org.nz/rtt/public/RoutePositionET.aspx?PlatformNo=39192")
		while ($oIE.busy) {sleep -milliseconds 50}
		$doc = $oIE.document
		$table = $doc.getElementById("335").childNodes.item(0).innerhtml -match 'QEII</td><td>([\d]*)</td>'
		$minute = $Matches[1]
		write-host $minute
		if ($minute -lt 5){
			start-job -ScriptBlock {cmd /c "C:\Users\davrov\Documents\Visual Studio 2010\Projects\WpfApplication1\WpfApplication1\bin\Debug\WpfApplication1.exe"}
			$Voice.Speak( $minute + " minute", 1 )
		}
		sleep 10
	}
}
start-job -ScriptBlock {bus}