<!--
function Creat() {
  creasan = document.forms[0].Creasan.value;
  uni1 = document.forms[0].Uni1.value;
  creaori = document.forms[0].Creaori.value;
  uni2 = document.forms[0].Uni2.value;
  volori = document.forms[0].Volori.value;
  uni3 = document.forms[0].Uni3.value;
  tiempo = document.forms[0].Tiempo.value;
  cms = document.forms[0].Cms.value;
  uni4 = document.forms[0].Uni4.value;
  kilos = document.forms[0].kilos.value;
  uni5 = document.forms[0].Uni5.value;
  sex = document.forms[0].Sex.value;
  creasan = CambioComa(creasan);
  creaori = CambioComa(creaori);
  volori = CambioComa(volori);
  cms = CambioComa(cms);
  kilos = CambioComa(kilos);
  if (creasan == "" || creaori == "" || volori == "") {
    alert("Faltan datos");
  }
  else {
    if (Comprobar(creasan, creaori, volori) || creasan == "." || creaori == "." || volori == ".") {
      alert("Datos incorrectos");
    }
    else {
      if (uni1 == "uno") {
      creasan = eval(creasan);
      }
      else {
        if (uni1 == "dos") {
        creasan = eval(creasan)/10;
        }
        else {
        creasan = eval(creasan)*0.0113;
        }
      }
      if (uni2 == "uno") {
      creaori = eval(creaori);
      }
      else {
        if (uni2 == "dos") {
        creaori = eval(creaori)/10;
        }
        else {
        creaori = eval(creaori)*0.0113;
        }
      }
      if (uni3 == "uno") {
      volori = eval(volori)*1000;
      }
      else {
        if (uni3 == "dos") {
        volori = eval(volori)*100;
        }
        else {
          if (uni3 == "tres") {
            volori = eval(volori);
          }
          else {
            volori = eval(volori);
          }
        }
      }
      if (tiempo == "uno") {
      temp = 1440;
      }
      else {
        if (tiempo == "dos") {
        temp = 720;
        }
        else {
          if (tiempo == "tres") {
            temp = 360;
          }
          else {
            if (tiempo == "cuatro") {
              temp = 180;
            }
            else {
              if (tiempo == "cinco") {
                temp = 120;
              }
              else {
                temp = 60;
              }
            }
          }
        }
      }
      valor = (Math.round((creaori*volori)*100/(creasan*temp)))/100;
      document.forms[0].result.value = valor;
      if (cms == "" || kilos == "") {
        document.forms[0].result1.value = "Faltan datos";
      }
      else {
        if (Comprobar1(cms, kilos) || cms == "." || kilos == ".") {
        document.forms[0].result1.value = "Datos incorrectos";
        }
        else {
          if (uni4 == "cms") {
            cms = eval(cms);
          }
          else {
            if (uni4 == "pul") {
              cms = eval(cms)*2.54;
            }
            else {
              cms= eval(cms)*100;
            }
          }
          if (uni5 == "kil") {
            kilos = eval(kilos);
          }
          else {
            kilos = eval(kilos)/2.2046;
          }
          parcial = (Math.pow(eval(cms),0.725));
          otro = (Math.pow(eval(kilos),0.425));
          superf = (Math.round(parcial*otro*71.84))/10000;
          document.forms[0].result1.value = (Math.round((creaori*volori)*173/(creasan*temp*superf)))/100;
        }
      }
      if (sex == "Nada") {
        document.forms[0].result2.value = "Faltan datos";
      }
      else {
        if (valor < 25) {
          document.forms[0].result2.value = "Insuficiencia renal grave";
        }
        else {
          if (valor < 50) {
            document.forms[0].result2.value = "Insuficiencia renal moderada";
          }
          else {
            if ((valor < 80 && sex == "Hombre")||(valor < 75 && sex == "Mujer")) {
              document.forms[0].result2.value = "Insuficiencia renal leve";
            }
            else {
              document.forms[0].result2.value = "Función renal normal";
            }
          }
        }
      }
    }
  }
}

function Comprobar1(centimetros, kilogramos) {
var k = 0;
var l = 0;
var todo = centimetros+kilogramos;
var numeros = "0123456789.";
  for (i = 0;  i < centimetros.length;  i++) {
    if (centimetros.charAt(i) == ".") {
    k++;
    }
  }
  if (k > 1) {
  return true;
  }
  for (i = 0;  i < kilogramos.length;  i++) {
    if (kilogramos.charAt(i) == ".") {
    l++;
    }
  }
  if (l > 1) {
  return true;
  }
  for (i = 0;  i < todo.length;  i++) {
    for (j = 0;  j < numeros.length;  j++) {
      if (todo.charAt(i) == numeros.charAt(j)) {
      break;
      }
    }
    if (j == numeros.length) {
    return true;
    }
  }
return false;
}

function Comprobar(creasa, creaor, volor) {
var k = 0;
var l = 0;
var m = 0;
var todo = creasa+creaor+volor;
var numeros = "0123456789.";
  for (i = 0;  i < creasa.length;  i++) {
    if (creasa.charAt(i) == ".") {
    k++;
    }
  }
  if (k > 1) {
  return true;
  }
  for (i = 0;  i < creaor.length;  i++) {
    if (creaor.charAt(i) == ".") {
    l++;
    }
  }
  if (l > 1) {
  return true;
  }
  for (i = 0;  i < volor.length;  i++) {
    if (volor.charAt(i) == ".") {
    m++;
    }
  }
  if (m > 1) {
  return true;
  }
  for (i = 0;  i < todo.length;  i++) {
    for (j = 0;  j < numeros.length;  j++) {
      if (todo.charAt(i) == numeros.charAt(j)) {
      break;
      }
    }
    if (j == numeros.length) {
    return true;
    }
  }
return false;
}

function CambioComa(num) {
  num2 = "";
  for (i = 0;  i < num.length;  i++) {
    if (num.charAt(i) == ",") {
      num2 = num2+".";
    }
    else {
      if (num.charAt(i) == " ") {
        num2 = num2;
      }
      else {
        num2 = num2+num.charAt(i);
      }
    }
  }
  return num2;
}

function Borrar() {
 document.forms[0].Creasan.value = "";
 document.forms[0].Uni1.value = "uno";
 document.forms[0].Creaori.value = "";
 document.forms[0].Uni2.value = "uno";
 document.forms[0].Volori.value = "";
 document.forms[0].Uni3.value = "tres";
 document.forms[0].Tiempo.value = "uno";
 document.forms[0].Cms.value = "";
 document.forms[0].Uni4.value = "cms";
 document.forms[0].kilos.value = "";
 document.forms[0].Uni5.value = "kil";
 document.forms[0].Sex.value = "Nada";
 document.forms[0].result.value = "";
 document.forms[0].result1.value = "";
 document.forms[0].result2.value = "";
}

function cambio() {
  tiempo = document.forms[0].Tiempo.value;
  if (tiempo == "uno") {
  return true;
  }
  else {
  alert('Para un resultado más exacto es preferible\ntomar una muestra de orina de 24 horas');
  }
}

function move_in(img_name,img_src) {
document[img_name].src=img_src;
}

function move_out(img_name,img_src) {
document[img_name].src=img_src;
}
// -->