//************************************************
//
//BURN-CALC
//
var vmyWeight=0; var vmyTime=0; var vmyAct=0;

function HowMany() {
 	var calories;   
	if (vmyAct==0)
		calories = 0;
	else
		calories = Math.round((vmyTime/60) * (vmyWeight/2.2)) * vmyAct; 
    document.Activities.myCals.value = calories;     
}    

function SetMyWeight() {
 vmyWeight = document.Activities.myWeight.value; 
}
 
function SetMyTime() {
   vmyTime = document.Activities.myTime.value; 
}
 
function SetMyAct(list) {
   vmyAct = list.options[list.selectedIndex].value; 
}

function ClearburnForm(form){ 
	document.Activities.myWeight.value = "";  
	document.Activities.myTime.value = "";    
	document.Activities.myCals.value = "";
	document.Activities.myAct.value = "Select";
}
//
//BURN-CALC END
//
//************************************************
//
//CALORIE CALCULATOR
//
<!-- hide from old browsers
			/*Copyright 1999 by Kurt Buesching
			Calorie Calculator(Men) for HealthOnline.com
			*/ 

function FigureBEE(form, inches, pounds, years, activity) {
 TotalInches = inches
 Centis      = TotalInches * 2.54
 Kilos       = pounds/2.2
 Age         = years
 Weight      = 66 + (13.7 * Kilos)
 Height      = 5 * Centis
 Ages        = 6.8 * Age
var activity = document.bee.activity.options[document.bee.activity.selectedIndex].value

form.calcval.value = Math.round(Weight + Height - Ages) * activity;
}

function ClearcalsForm(form){ 
	form.inches.value = "";  
	form.pounds.value = "";    
	form.years.value = "";
	form.activity.value = "Select";
	form.calcval.value = "";   }
//
//CALORIE CALCULATOR END
//
//************************************************