function popup (purl, pname, iw, ih)
{
	window.open(purl, pname, 'width='+iw+',height='+ih+',scrollbars=no');
}

function openVideoWindow(url)
{
	window.open (url,'','location=0,status=0,scrollbars=0,width=400,height=370,left=250,top=250');
}

function openVideoWindowWide(url)
{
	window.open (url,'','location=0,status=0,scrollbars=0,width=570,height=420,left=250,top=250');
}

function openVideoWindowSize(url, width, height)
{
	window.open (url,'','location=0,status=0,scrollbars=0,width=' + width + ',height=' + height + ',left=250,top=250');
}