/*********************************************************
Alexis C. Montenegro © April 2004                         
Use and/or modify this code freely. If you redistribute it
please include this and/or any other comment blocks and a 
description of any changes you make.                      
**********************************************************/

function preMain() {

    setPriceStudy(true);
    setStudyTitle("HiLo_firstXminutes");
    setCursorLabelName("High", 0);
    setCursorLabelName("Low", 1);
    setPlotType(PLOTTYPE_FLATLINES,0);
    setPlotType(PLOTTYPE_FLATLINES,1);
    setDefaultBarFgColor(Color.blue,0);
    setDefaultBarFgColor(Color.red,1);
    checkVersion(2,"http://share.esignal.com/ContentRoot/ACM%20Test/Formulas/HiLo_firstXminutes.efs");

    var fp1 = new FunctionParameter("Start", FunctionParameter.NUMBER);
	fp1.setDefault(930);
	
	var fp2 = new FunctionParameter("End", FunctionParameter.NUMBER);
	fp2.setDefault(1030);
	
	var fp3 = new FunctionParameter("Display", FunctionParameter.STRING);
	fp3.setName("Show Initial Period");
	fp3.addOption("Show");
	fp3.addOption("Hide");
	fp3.setDefault("Show");
}

var vFlag = true;
var vFlag2 = true
var vHigh = null;
var vLow = null;
var vClose = null;
var vDay1 = null;
var vDay2 = null;

function main(Start,End,Display) {

    if (getBarState() == BARSTATE_NEWBAR) {
        if (vDay1 == null) {
            vDay2 = getDay(0);
        } else {
            vDay2 = vDay1;
        }
        vDay1 = getDay(0);
        if (vDay1 != vDay2) {
            vHigh = null;
            vLow = null;
            vFlag = true;
            vFlag2 = false;
        }
        var vHour1 = (getHour()*100)+getMinute();
        if(vHour1 >= Start){
        vFlag2=true;
        }
        var vHour = (getHour()*100)+getMinute();
        if (vHour >= End) {
            vFlag = false;
            vFlag2=false
        }
    }

    if (vFlag == true&&vFlag2==true) {
        if (vHigh == null) {
            vHigh = high(0);
        }
        if (vLow == null) {
            vLow = low(0);
        }
        vHigh = Math.max(high(0), vHigh);
        vLow = Math.min(low(0), vLow);
        vClose = close(0);
    }
    
    if(Display=="Hide"){
        if(vFlag==false&&vHigh!=null&&vLow!=null){
            var vHigh2 = vHigh;
            var vLow2 = vLow;
        }
    }else if(Display=="Show"){
        var vHigh2 = vHigh;
        var vLow2 = vLow;
    }
    

    return new Array(vHigh2,vLow2);
}