function Convert(){

 var MeasurementType1, MeasurementType2, Answer, Input
 MeasurementType1  = document.CalculatorForm.Measure1.options[document.CalculatorForm.Measure1.selectedIndex].value
 MeasurementType2  = document.CalculatorForm.Measure2.options[document.CalculatorForm.Measure2.selectedIndex].value
 
 Answer  = document.CalculatorForm.Answer
 Input   = document.CalculatorForm.input
 
 //Convert Kilometers to miles, meters, and yards
 if (( MeasurementType1 == "Kilometers") && (MeasurementType2 == "Miles")){
    	Answer.value = Input.value * .6214
      }
else if(( MeasurementType1 == "Kilometers") && (MeasurementType2 == "Meters")){
    Answer.value = Input.value * 1000
	  }
else if(( MeasurementType1 == "Kilometers") && (MeasurementType2 == "Yards")){
    Answer.value = Input.value * 1093.61
	  }
else if(( MeasurementType1 == "Kilometers") && (MeasurementType2 == "Kilometers")){
    Answer.value = Input.value * 1
	  }
//Convert Meters to Kilometers, Miles, and Yards	  
else if (( MeasurementType1 == "Meters") && (MeasurementType2 == "Miles")){
 	Answer.value = Input.value * .0006214
      }
else if (( MeasurementType1 == "Meters") && (MeasurementType2 == "Kilometers")){
    Answer.value = Input.value * .001
	  }
else if (( MeasurementType1 == "Meters") && (MeasurementType2 == "Yards")){
    Answer.value = Input.value * 1.09
	  }
else if (( MeasurementType1 == "Meters") && (MeasurementType2 == "Meters")){
    Answer.value = Input.value * 1
	  } 
//Convert Miles to Kilometers, meters and yards
else if (( MeasurementType1 == "Miles") && (MeasurementType2 == "Kilometers")){
	Answer.value = Input.value * 1.6093
      }
else if (( MeasurementType1 == "Miles") && (MeasurementType2 == "Meters")){
    Answer.value = Input.value * 1609.34
	  }
else if (( MeasurementType1 == "Miles") && (MeasurementType2 == "Yards")){
    Answer.value = Input.value * 1760
	  }
else if (( MeasurementType1 == "Miles") && (MeasurementType2 == "Miles")){
    Answer.value = Input.value * 1
	  } 
//Convert Yards to miles, kilometers, and meters

else if (( MeasurementType1 == "Yards") && (MeasurementType2 == "Kilometers")){
 	Answer.value = Input.value * .0009144
      }
else if (( MeasurementType1 == "Yards") && (MeasurementType2 == "Meters")){
    Answer.value = Input.value * .9144
	  }
else if (( MeasurementType1 == "Yards") && (MeasurementType2 == "Miles")){
    Answer.value = Input.value * .0005682
	  }
else if (( MeasurementType1 == "Yards") && (MeasurementType2 == "Yards")){
    Answer.value = Input.value * 1
	  } 
else{}


}
//Kilomters(K) to Miles(M)    =    K * .6214
//Kilometers to Meters        =    K * 1000
//Kilometers to Yards         =    K * 1093.61


//Meters(m) to Miles(M)       =    m * .0006214
//Meters to Kilometers        =    m * .001
//Meters to Yards             =    m * 1.09

//Miles to Kilometers         =    M * 1.6093
//Miles to Meters             =    M * 1609.34
//Miles to Yards              =    M * 1760

//Yards to Meters             =    Y * .9144
//Yards to Miles              =    Y * .0005682
//Yards to Kilometers         =    Y * .0009144

function PaceConvert(){

 var D, MeasurementType, h, m, s, MPH, KPH, hrs, sec; 
 var Pace, MMinuteValue, MSecondValue, Miles, MPS, YPS, KMinuteValue, KSecondValue;
 D = document.CalculatorForm.input.value
 MeasurementType  = document.CalculatorForm.Measure.options[document.CalculatorForm.Measure.selectedIndex].value
 
 h  = eval(document.CalculatorForm.Hours.value)
 m  = eval(document.CalculatorForm.Minutes.value)
 s  = eval(document.CalculatorForm.Seconds.value)
 
  if  (MeasurementType == "Miles"){
      Miles = D
  }  
  else if (MeasurementType == "Kilometers"){
      Miles = D * .6214
  }
  else if (MeasurementType == "Meters"){
      Miles = (D * .0006214)
  }
  else if (MeasurementType == "Yards"){
      Miles = (D * .0005682)
  }
  else{alert('error')}
  
	
	sec = (h * 3600 + m * 60 + s)
    hrs = sec/3600
    MPH = Miles/hrs
	document.CalculatorForm.MilesPerHour.value = roundNumber(MPH,2)
	KPH = (Miles * 1.6093)/hrs
    document.CalculatorForm.KilosPerHour.value = roundNumber(KPH,2)
	MPS = (Miles * 1609.34)/sec
    document.CalculatorForm.MetersPerSecond.value = roundNumber(MPS,2)
	YPS = (Miles * 1760)/sec
    document.CalculatorForm.YardsPerSecond.value = roundNumber(YPS,2)
	
	PaceM = sec/Miles
	PaceK = sec/(Miles * 1.6093)
	MMinuteValue = Math.floor(PaceM/60)
	MSecondValue = Math.round(60 * ((PaceM / 60) - Math.floor(PaceM / 60)));
	
	
	if (MSecondValue > 59)
	    MSecondValue = 00;
		
	
	alert(MSecondValue);
	document.CalculatorForm.PacePerMile.value = MMinuteValue + ":" + MSecondValue;
    KMinuteValue = Math.floor(PaceK/60)
	KSecondValue = Math.round(60 * ((PaceK / 60) - Math.floor(PaceK / 60)));
    if (KSecondValue > 59.49)
	    KSecondValue = 59
	
	document.CalculatorForm.PacePerKilo.value = KMinuteValue + ":" + KSecondValue;
  
}

function roundNumber(numberField, rlength) {
   	return Math.round(numberField*Math.pow(10,rlength))/Math.pow(10,rlength);
}

function roundTime(numberField, rlength) {
    if (numberField > 59.49)
	    numberField = 59
	return Math.round(numberField*Math.pow(10,rlength))/Math.pow(10,rlength);
	
}
//--------------Weight-Age-Grade Calculaotr------------------------//
function check_race()
{
	var pos=document.FrontPage_Form1.race0.selectedIndex;
	//	alert(" pos=  "+pos);
	if(pos==0)
	{
		disable_components();
		clearall();
	}
	else
	{
		enable_components();
		clearall();		
	}

};

//disabling all components in the form 
function disable_components()
{
		document.FrontPage_Form1.age0.disabled='hide';
		document.FrontPage_Form1.weight0.disabled='hide';
		document.FrontPage_Form1.gender1[0].disabled='hide';
		document.FrontPage_Form1.gender1[1].disabled='hide';
		document.FrontPage_Form1.hour0.disabled='hide';
		document.FrontPage_Form1.minute0.disabled='hide';
		document.FrontPage_Form1.second0.disabled='hide';
		document.FrontPage_Form1.hour1.disabled='hide';
		document.FrontPage_Form1.minute1.disabled='hide';
		document.FrontPage_Form1.second1.disabled='hide';
}

function enable_components()
{
		document.FrontPage_Form1.age0.disabled=false;
		document.FrontPage_Form1.weight0.disabled=false;
		document.FrontPage_Form1.gender1[0].disabled=false;
		document.FrontPage_Form1.gender1[1].disabled=false;
		document.FrontPage_Form1.hour0.disabled=false;
		document.FrontPage_Form1.minute0.disabled=false;
		document.FrontPage_Form1.second0.disabled=false;
		document.FrontPage_Form1.hour1.disabled=false;
		document.FrontPage_Form1.minute1.disabled=false;
		document.FrontPage_Form1.second1.disabled=false;
}
//calculating time 
function computefun()
{
if(document.FrontPage_Form1.race0.selectedIndex ==0)
{
	alert("Select Race Distance");
}
else if(document.FrontPage_Form1.race0.selectedIndex !=0)
{
	var wtadj
	var ageadj
	var wtkg
	var rt
	wtadj=document.FrontPage_Form1.weight0.value;
	ageadj=document.FrontPage_Form1.age0.value
	//alert(wtadj);
	if(ageadj<25)
	{
		ageadj=25
		document.FrontPage_Form1.age0.value=ageadj
	}
	
	rt=(document.FrontPage_Form1.hour0.value*3600)+(document.FrontPage_Form1.minute0.value*60)+(document.FrontPage_Form1.second0.value*1);
	//alert("RT=  "+rt);
	//FOR 10K (Index=2)
	if(document.FrontPage_Form1.race0.selectedIndex ==2)
	{
		rt=rt/2;
	}
	//FOR 1/2 Marathon(Index=3)
	else if(document.FrontPage_Form1.race0.selectedIndex ==3)
	{
		rt=rt/4.2195;	
	}
	//FOR  Marathon(Index=4)
	else if(document.FrontPage_Form1.race0.selectedIndex ==4)
	{
		rt=rt/8.439;	
	}
	//alert(rt);


	//rtadjsec=(59.31*(wtkg^1.03)/(((((((59.31*(wtkg*1.03)/(rt*1))^(1/1.01))*1000)
	//rtadjsec=((59.31*wtkg^1.03/((((((59.31*wtkg^1.03/rt)^(1/1.01))*1000/wtkg+(ageadj-25)*0.26))*wtkg)/1000)^1.01)*((65/wtkg)^(1/3)));
	//rtadjsec=(((59.31*(wtkg^1.03))/(((((((((59.31*(wtkg^1.03))/rt)^(1/1.01))*1000)/wtkg)+((ageadj-25)*0.26)))*wtkg)/1000)^1.01)*((65/wtkg)^(1/3)))
	//alert(document.form1.gender1.value)
	for(pos=0;pos<=1;pos++)
	{
		if(document.FrontPage_Form1.gender1[pos].checked)
		{
			gender=pos;
			break;
		}
	}
	//Male
	if(pos==0)
	{
		if(wtadj<143)
		{
			wtadj=143
			document.FrontPage_Form1.weight0.value=wtadj
		}
		wtkg=wtadj/2.205;
		rtadjsec=(59.31*(Math.pow(wtkg,1.03))/Math.pow((((((Math.pow((59.31*(Math.pow(wtkg,1.03))/rt),(1/1.01)))*1000/wtkg+(ageadj-25)*0.26))*wtkg)/1000),1.01))*Math.pow((65/wtkg),(1/3))
	
	}
	//Female
	else if(pos==1)
	{
		if(wtadj<110)
		{
			wtadj=110
			document.FrontPage_Form1.weight0.value=wtadj
		}
		wtkg=wtadj/2.205;
		rtadjsec=(59.31*(Math.pow(wtkg,1.03))/Math.pow((((((Math.pow((59.31*(Math.pow(wtkg,1.03))/rt),(1/1.01)))*1000/wtkg+(ageadj-25)*0.25))*wtkg)/1000),1.01))*Math.pow((50/wtkg),(1/3))
	}
	
	//FOR 10K (Index=2)
	if(document.FrontPage_Form1.race0.selectedIndex ==2)
	{
		rtadjsec=rtadjsec*2;
	}
	//FOR 1/2 Marathon(Index=3)
	else if(document.FrontPage_Form1.race0.selectedIndex ==3)
	{
		rtadjsec=rtadjsec*4.2195;	
	}
	//FOR  Marathon(Index=4)
	else if(document.FrontPage_Form1.race0.selectedIndex ==4)
	{
		rtadjsec=rtadjsec*8.439;	
	}
	rtadjhour=rtadjsec/3600;
	hour=Math.floor(rtadjhour);
	//alert(hour);
	rtadjsec=(rtadjhour-hour)*3600;
	rtadjmin=rtadjsec/60;
	//alert(rtadjmin);
	min=Math.floor(rtadjmin);
	//alert(min);
	sec=(rtadjmin-min)*60;
	//alert(sec);
	sec2=Math.floor(sec);
	//alert(sec2);
	document.FrontPage_Form1.hour0.value=hour;
	document.FrontPage_Form1.minute0.value=min;
	document.FrontPage_Form1.second0.value=sec2;
}
};

function clearall()
{
	document.FrontPage_Form1.hour0.value=""
	document.FrontPage_Form1.minute0.value=""
	document.FrontPage_Form1.second0.value=""
	document.FrontPage_Form1.hour1.value=""
	document.FrontPage_Form1.minute1.value=""
	document.FrontPage_Form1.second1.value=""
};
function reset()
{
	document.FrontPage_Form1.age0.value=""
	document.FrontPage_Form1.weight0.value=""
	document.FrontPage_Form1.gender1[0].checked=true
	document.FrontPage_Form1.hour0.value=""
	document.FrontPage_Form1.minute0.value=""
	document.FrontPage_Form1.second0.value=""
	document.FrontPage_Form1.hour1.value=""
	document.FrontPage_Form1.minute1.value=""
	document.FrontPage_Form1.second1.value=""
	document.FrontPage_Form1.race0.selectedIndex=0;
	
};
  
//Kilomters(K) to Miles(M)    =    K * .6214
//Kilometers to Meters        =    K * 1000
//Kilometers to Yards         =    K * 1093.61


//Meters(m) to Miles(M)       =    m * .0006214
//Meters to Kilometers        =    m * .001
//Meters to Yards             =    m * 1.09

//Miles to Kilometers         =    M * 1.6093
//Miles to Meters             =    M * 1609.34
//Miles to Yards              =    M * 1760

//Yards to Meters             =    Y * .9144
//Yards to Miles              =    Y * .0005682
//Yards to Kilometers         =    Y * .0009144