<!----
var selectAgeOne = 1;
var selectAgeTwo = 2;
var selectAgeThree = 3;
var selectAgeFour = 4;
var selectRaceOne = 0;
var selectRaceTwo = 0;
var selectRaceThree = 0;
var selectRaceFour = 0;
var sel_race = 0;
var choose = 0;



function GetAge() 
{
/*------ Gets age and Asigns Age  to sel_AgeGroup-------*/
  if (document.PSA_FORM.AgeGroup.options[0].selected)
	alert("You did not select an Age group!")
  if (document.PSA_FORM.AgeGroup.options[1].selected)
	choose = selectAgeOne 
  if (document.PSA_FORM.AgeGroup.options[2].selected)
	choose = selectAgeTwo
  if (document.PSA_FORM.AgeGroup.options[3].selected)
	choose = selectAgeThree
  if (document.PSA_FORM.AgeGroup.options[4].selected)
	choose = selectAgeFour

  if (document.PSA_FORM.race.options[0].selected)
	alert("You did not select a  Race!")
	sel_race = 0;
  if (document.PSA_FORM.race.options[1].selected)
	{
	selectRaceOne = document.PSA_FORM.race.options[1].selected
	findCaucasian();
	}
  if (document.PSA_FORM.race.options[2].selected)
	{
	selectRaceTwo = document.PSA_FORM.race.options[2].selected
	findAfricanAmerican();
	}
  if (document.PSA_FORM.race.options[3].selected)
	{
	selectRaceThree = document.PSA_FORM.race.options[3].selected
	findAsian();
	}
  if (document.PSA_FORM.race.options[4].selected)
	{
	selectRaceFour = document.PSA_FORM.race.options[4].selected
	findOther();
	}

}


/*----The last funtions compare the ave PSA with the ave PSA and determine low & high---*/
function findCaucasian()
{
var  last_Score = document.PSA_FORM.psa_one.value;
var dif_Score = 0;

  if (choose == selectAgeOne)
	{
	  if (last_Score <= 2.5)
		{
	dif_Score = 2.5 - last_Score
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Under the Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_low.gif";
		}
  	  else if (last_Score >= 2.5)
		{
	dif_Score = last_Score - 2.5
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Above Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_high.gif";
		}
	}

  if (choose == selectAgeTwo)
	{
	  if (last_Score <= 3.5)
		{
	dif_Score = 3.5 - last_Score
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Below Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_low.gif";
		}
  	  else if (last_Score >= 3.5)
		{
	dif_Score = last_Score - 3.5
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Above Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_high.gif";
		}
	}
  if (choose == selectAgeThree)
	{
	  if (last_Score <= 4.5)
		{
	dif_Score = 4.5 - last_Score
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Below Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_low.gif";
		}
  	  else if (last_Score >= 4.5)
		{
	dif_Score = last_Score - 4.5
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Above Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_high.gif";
		}
	}
  if (choose == selectAgeFour)
	{
	  if (last_Score <= 6.5)
		{
	dif_Score = 6.5 - last_Score
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Below Average";
	document ['light'].src = "http://www.urologychannel.com//uro/Images/risk_low.gif";
		}
  	  else if (last_Score >= 6.5)
		{
	dif_Score = last_Score - 6.5
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Above Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_high.gif";
		}
	}
}


function findAfricanAmerican()
{
var  last_Score = document.PSA_FORM.psa_one.value;
var dif_Score = 0;

  if (choose == selectAgeOne)
	{
	  if (last_Score <= 2)
		{
	dif_Score = 2 - last_Score
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Below Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_low.gif";
		}
  	  else if (last_Score >= 2)
		{
	dif_Score = last_Score - 2
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Above Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_high.gif";
		}

	}
  if (choose == selectAgeTwo)
	{
	  if (last_Score <= 4)
		{
	dif_Score = 4 - last_Score
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Below Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_low.gif";
		}
  	  else if (last_Score >= 4)
		{
	dif_Score = last_Score - 4
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Above Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_high.gif";
		}
	}
  if (choose == selectAgeThree)
	{
	  if (last_Score <= 4.5)
		{
	dif_Score = 4.5 - last_Score
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Below Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_low.gif";
		}
  	  else if (last_Score >= 4.5)
		{
	dif_Score = last_Score - 4.5
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Above Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_high.gif";
		}
	}
  if (choose == selectAgeFour)
	{
	  if (last_Score <= 5.5)
		{
	dif_Score = 5.5 - last_Score	
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Below Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_low.gif";
		}
  	  else if (last_Score >= 5.5)
		{
	dif_Score = last_Score - 5.5
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Above Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_high.gif";
		}
	}
}



function findAsian()
{
var  last_Score = document.PSA_FORM.psa_one.value;
var diff_between = 0;

  if (choose == selectAgeOne)
	{
	  if (last_Score <= 2)
		{
	dif_Score = 2 - last_Score
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Below Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_low.gif";
		}
  	  else if (last_Score >= 2)
		{
	dif_Score = last_Score - 2
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Above Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_high.gif";
		}
	}
  if (choose == selectAgeTwo)
	{
	  if (last_Score <= 3)
		{
	dif_Score = 3 - last_Score
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Below Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_low.gif";
		}
  	  else if (last_Score >= 3)
		{
	dif_Score = last_Score - 3
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Above Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_high.gif";
		}
	}
  if (choose == selectAgeThree)
	{
	  if (last_Score <= 4)
		{
	dif_Score = 4 - last_Score
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Below Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_low.gif";
		}
  	  else if (last_Score >= 4)
		{
	dif_Score = last_Score - 4
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Above Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_high.gif";
		}
	}
  if (choose == selectAgeFour)
	{
	  if (last_Score <= 5)
		{
	dif_Score = 5 - last_Score
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Below Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_low.gif";
		}
  	  else if (last_Score >= 5)
		{
	dif_Score = last_Score - 5
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Above Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_high.gif";
		}
	}
}


function findOther()
{
var  last_Score = document.PSA_FORM.psa_one.value;
var dif_Score = 0;

  if (choose == selectAgeOne)
	{
	  if (last_Score <= 2.25)
		{
	dif_Score = 2.25 - last_Score
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Below Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_low.gif";
		}
  	  else if (last_Score >= 2.25)
		{
	dif_Score = last_Score - 2.25
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Above Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_high.gif";
		}

	}
  if (choose == selectAgeTwo)
	{
	  if (last_Score <= 3.5)
		{
	dif_Score = 3.5 - last_Score
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Below Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_low.gif";
		}
  	  else if (last_Score >= 3.5)
		{
	dif_Score = last_Score - 3.5
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Above Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_high.gif";
		}
	}
  if (choose == selectAgeThree)
	{
	  if (last_Score <= 4.25)
		{
	dif_Score = 4.25 - last_Score
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Below Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_low.gif";
		}
  	  else if (last_Score >= 4.25)
		{
	dif_Score = last_Score - 4.25
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Above Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_high.gif";
		}
	}
  if (choose == selectAgeFour)
	{
	  if (last_Score <= 6.6)
		{
	dif_Score = 6.6 - last_Score
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Below Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_low.gif";
		}
  	  else if (last_Score >= 6.6)
		{
	dif_Score = last_Score - 6.6
	dif_Score = fmt_Dec(dif_Score)
	document.PSA_FORM.Difference.value = dif_Score + " Above Average";
	document ['light'].src = "http://www.urologychannel.com/uro/Images/risk_high.gif";
		}
	}
}


function fmt_Dec(value)


   {

   result= Math.floor(value) + ".";

   var round=100*(value-Math.floor(value))+0.5;

   result += Math.floor(round/10);

   result += Math.floor(round%10);

   return result;

   }