function popupwin(winname,winwidth,winheight)
	{
	window.open('',winname,'alwaysLowered=no,alwaysRaised=no,dependent=no,directories=no,fullscreen=no,height='+winheight+',hotkeys=no,location=no,menubar=no,personalbar=no,resizable=no,scrollbars=yes,status=no,titlebar=yes,toolbar=no,width='+winwidth+',z-lock=no');
	}

function shpopupwin()
	{
	window.open('','shpopupwin','alwaysLowered=no,alwaysRaised=no,dependent=no,directories=no,fullscreen=no,height=420,hotkeys=no,location=no,menubar=no,personalbar=no,resizable=no,scrollbars=yes,status=yes,titlebar=yes,toolbar=no,width=630,z-lock=no');
	}