function hidebuttons() {
	var buttonsArray = document.getElementsByTagName('input');
	for( i = 0 ; i < buttonsArray.length ; i++ ) {
		var thisButton = buttonsArray[i];
		if((thisButton.getAttribute('rel') == "decaf")) {
			thisButton.setAttribute('style', 'display: none;');
		}
	}
}

addEvent(window, 'load', hidebuttons);

function activateDropDowns() {
	var thisForm = document.getElementById('productsform');
	
	var selectArray = thisForm.getElementsByTagName('select');
	for( j = 0 ; j < selectArray.length ; j++ ) {
		var thisSelect = selectArray[j];
		if((thisSelect.getAttribute('rel') == "caff")) {
			addEvent(thisSelect, 'change', function submitMe() { thisForm.submit(); });
		}
	}
}

addEvent(window, 'load', activateDropDowns);