function cc()
			{
				var cneed;
				var fneed;
				var crneed;
				var pneed;
				var aneed;
				var fd;
				var age=parseInt(document.getElementById("age").value);
				var foot=parseInt(document.getElementById("foot").value);
				var inch=parseInt(document.getElementById("inch").value);
				var cm1=(inch*2.54);
				var cm2=(foot*30.48);
				var cm=cm1+cm2;							
				var weight_pre=parseInt(document.getElementById("weight").value);
				var weight=(weight_pre/2.2);
				var loa=document.getElementById("loa").value;
				if(document.getElementById("gen").checked)
				{
					fd=(10*weight)+(6.25*cm)-(5*age)+5;						
				}
				else
				{
					fd=(10*weight)+(6.25*cm)-(5*age)-161;							
				}
				switch(loa)
				{
					case "1":
						cneed=fd*1.2;
						comment="(little or no exercise, desk job)";
						break;
					case "2":
						cneed=fd*1.375;
						comment="(light exercise/sports 1–3 days/week)";
						break;
					case "3":
						cneed=fd*1.55;
						comment="(moderate exercise/sports 3–5 days/week)";
						break;
					case "4":
						cneed=fd*1.75;
						comment="(hard exercise/sports 6–7 days/week)";
						break;
					case "5":
						cneed=fd*1.9;
						comment="(hard daily exercise/sports and physical job OR twice daily athletic training)";
						break;
				}
				fd=Math.floor(fd);
				cneed=Math.floor(cneed);
				document.getElementById("title").innerHTML="Result";				
				document.getElementById("bmr").innerHTML="You have a BMR of <input type='text' readonly='readonly' size='3' value='"+fd+"' id='bmr' name='BMR'>";
				document.getElementById("rc").innerHTML="Calories needed by you <input type='text' readonly='readonly' size='3' value='"+cneed+"' id='rc' name='calorie'> per day";
				document.getElementById("comment").innerHTML=comment;
			}
			
			function cknum(event,num)
			{
			var kc;
			if(window.event)
			{
				kc=event.keyCode;
			}
			else
			{
				kc=event.which;
			}
			var a=num.value;
			if(kc==48)
			{
				if(a=="")
				{
					return false;
				}
				else
				{
					return true;
				}
			}  
			if (kc!=8 && kc!=0)
			{
				if (kc<49||kc>57)
				{
					return false;
				}
			} 
			}