function feed2(form) {

var kcal2 = (form.kcal2.value);
var serving = (form.serving.value);
var ml_formula = ((serving/8)/29.57353)

form.brand_cup.value = Math.round(10*kcal2/serving)/10;
form.brand_oz.value = Math.round(kcal2/(serving/8));
form.brand_ml.value = Math.round(kcal2/ml_formula);


//if statements--
if((form.kcal2.value==null)||(form.kcal2.value=="")||(isNaN(form.kcal2.value))){
alert('Please enter the kcal/day with numbers and or periods only. All other characters are not allowed');
form.kcal2.focus();
form.kcal2.select();
return false
}
//if statements--
if((form.serving.value==null)||(form.serving.value=="")||(isNaN(form.serving.value))){
alert('Please enter the kcal/cup with numbers with period for decimal point only. All other characters are not allowed');
form.serving.focus();
form.serving.select();
return false

}
}