[EquisMetaStock Group] help for indicator

["renu_daga1973" <renu_daga1973@xxxxxxxxx>]

 pds:= Input("Periods",3,200,8);
Speed:= C - Ref(C, -pds);
Volatility:= Sum(Abs(C - Ref(C, -1)),pds);
Efficiency:= Speed / Volatility;
MER:= Mov(Mov(Efficiency, 5,E),3,E);
MER;
0;

how can i use this indicator as filter which cann give me alert  to buy 
when the value of line is -0.5 or below that and  sell signal when 
value is more than or equal to +0.5....seperately for eod / and intra

renu



------------------------------------

Yahoo! Groups Links

<*> To visit your group on the web, go to:
    http://groups.yahoo.com/group/equismetastock/

<*> Your email settings:
    Individual Email | Traditional

<*> To change settings online go to:
    http://groups.yahoo.com/group/equismetastock/join
    (Yahoo! ID required)

<*> To change settings via email:
    mailto:equismetastock-digest@xxxxxxxxxxxxxxx 
    mailto:equismetastock-fullfeatured@xxxxxxxxxxxxxxx

<*> To unsubscribe from this group, send an email to:
    equismetastock-unsubscribe@xxxxxxxxxxxxxxx

<*> Your use of Yahoo! Groups is subject to:
    http://docs.yahoo.com/info/terms/