function conv2meters() {			
	var cm;
	var meters;
	if(isNaN(document.bmi.feet.value)||isNaN(document.bmi.inch.value)){
		alert("Please enter numbers only");
		return false;
	}
	cm = ((document.bmi.feet.value * 30.48) + (document.bmi.inch.value * .0254) * 100);
	meters = (cm)/100;
	if(meters==0){
		alert("Please enter valid values into the boxes");
	}
	//alert(meters);
	return meters;
}

function bmicalculate(frm)
{
	feet=document.bmi.feet.value;
	inch=document.bmi.inch.value;
	kg=document.bmi.kg.value;
	
	if(document.bmi.inch.value > 12)
		{
			document.bmi.inch.focus();
			alert("Please input a valid Inch!"); 
			return false;
		}
	
	meters=conv2meters();
	BMI = (document.bmi.kg.value)/((meters)*(meters));
	//alert(BMI);
	status(BMI);
	//alert(document.bmi.status.value);
	document.bmi.index.value = BMI.toFixed(2); 
	document.bmi.feet.value = feet;
	document.bmi.inch.value = inch;
	document.bmi.kg.value = kg;	
	return false;
}
function status(BMI)
{
	total = BMI;
	document.bmi.index.value = BMI.toFixed(2); 

	//alert(total);
	if(total < 18.5)
			document.bmi.status.value = "Under Weight";	
			
	if(total >= 18.5 && total <=24.9)
			document.bmi.status.value = "Normal Weight";	 

	if(total >= 25 && total <=29.9)
			document.bmi.status.value = "Over Weight";	 


	if(total >= 30 && total <= 34.9)
			document.bmi.status.value = "Obese";	

	if(total >= 35 && total <= 39.9)
			document.bmi.status.value = "Severly Obese";	

	if(total >= 40)
			document.bmi.status.value = "Morbidly Obese";	
			
return false;

}