<!-- Author: Brian Mackenzie -->
<!-- Date: 11th March 2004 -->
<!-- Version: 1.0 -->

<!-- Function:  Calculate the results from the  critical swim test -->

<!-- Required by: css.htm -->

<!-- Copyright Brian Mackenzie 2004 -->


function gcalc()

{
  var g400 = document.ginncss.g400.value;
  var g50 = document.ginncss.g50.value;

  css = 350 / (g400-g50);

  document.ginncss.gcss.value = nt2dp(css,2);
}



function valclear()

{
  document.ginncss.gcss.value = "";
}

function nt2dp(num,dp)
{
<!-- rounds num to dp decimal places -->
  num=num*1+(0.55/Math.pow(10,dp));
  if (dp>0) dp=dp+1;
  b=Math.floor(num).toString().length+dp;
  return num.toString().substr(0,b);
}