function validateAmount(amount){
 if(amount.value.match( /^[0-9]+(\.([0-9]+))?$/)){
  return true;
 }else{
  alert('You must enter a valid donation.');
  amount.focus();
  return false;
 }
}

function showGive(name) {
	if(document.getElementById(name).style.display == 'block') {
		document.getElementById(name).style.display = 'none';
	} else {
		document.getElementById(name).style.display = 'block';
	}
	return false;
}