<!-- Begin
function sf(){document.f.filesize.focus();}


function calc(){
if ((document.f.fileunits.value != "")&&(document.f.transferunits.value != "")) {
var fileunits = document.f.fileunits.value;  
var transferunits = document.f.transferunits.value;  
var filesize1 = document.f.filesize.value; 
var seconds = (filesize1*fileunits)/transferunits;

if (seconds <= 60) 
{document.f.outputstuff.value = Math.round(100*seconds)/100 + " Seconds"} 

else {if (seconds <= 3600) {
var minuteswhole1=Math.round(seconds/60);
var leftoversec1 = Math.abs((minuteswhole1-(seconds/60)) * 60);
var leftoversec1 = Math.round(leftoversec1*100)/100;
document.f.outputstuff.value = minuteswhole1 + " Minutes " + leftoversec1 + " Seconds";} 

else {if (seconds <= 86400) {
var hourswhole1 = Math.floor(seconds/3600);
var leftoverhours1 = Math.abs(hourswhole1 - (seconds/3600));
var leftovermindecimal1 = leftoverhours1 * 60;
var wholeleftovermin = Math.floor(leftovermindecimal1);
var leftoversec2 = Math.abs((wholeleftovermin - leftovermindecimal1) * 60);
var leftoversec2 = Math.round(100*leftoversec2)/100;
document.f.outputstuff.value = hourswhole1 + " Hours " + wholeleftovermin + " Minutes " + leftoversec2 + " Seconds";} 
else {
var dayswhole = Math.floor(seconds/86400)
var daysremainingdecimal = Math.abs(dayswhole - (seconds/86400));
var hourswhole2 = Math.floor(daysremainingdecimal * 24);
var leftoverhoursdecimal = Math.abs(hourswhole2 - (daysremainingdecimal * 24));
var leftovermindecimal1 = leftoverhoursdecimal * 60;
var wholeleftovermin2 = Math.floor(leftovermindecimal1);
var leftoversec3 = Math.abs((wholeleftovermin2 - leftovermindecimal1) * 60);
var leftoversec3 = Math.round(100*leftoversec3)/100;
document.f.outputstuff.value = dayswhole + " Days " + hourswhole2 + " Hours " + wholeleftovermin2 + " Minutes " + leftoversec3 + " Seconds";};};};}}

// End -->