newWin =null;

function openwin(url,w,h,t,l,scr_bar,resizable,fullscreen){
	if (scr_bar == '') {scr_bar = 'no'};
	if (resizable == '') {resizable = 'no'};
	if (newWin != null &&  !newWin.closed) 
	    {
	      newWin.close();
	    }
	 var wname = 'OW';
	 var rc = 'width='+w+',height='+h+',status=no,directories=no,location=no,menubar=no,toolbar=no,top='+t+',left='+l+',titlebar=yes,resizable='+resizable+',scrollbars='+scr_bar;
	 if (fullscreen != null) {rc += ',fullscreen=yes'};
	 newWin = window.open( url, wname, rc);
}

newWinTwo = null;
function openwin2(url,w,h,t,l){
	if (newWinTwo != null &&  !newWinTwo.closed) 
	{
	      newWinTwo.close();
	}
	h = h+100;
	w = w+20;
	 var wname = 'OW2';
	 var rc = 'width='+w+',height='+h+',status=yes,directories=no,location=no,menubar=no,toolbar=no,top='+t+',left='+l+',titlebar=yes,resizable=no,scrollbars=no';
	 newWinTwo = window.open( url, wname, rc);
}

preview_win = null;

function closeallwin() {
	if (newWin != null &&  !newWin.closed) 
	{
	      newWin.close();
	}
	if (newWinTwo != null &&  !newWinTwo.closed) 
	{
	      newWinTwo.close();
	}
	if (preview_win != null &&  !preview_win.closed) 
	{
	      preview_win.close();
	}
	return true;	
}