function fillObj(str_toFill, obj_toFill) {
	if (obj_toFill.tagName == 'INPUT') {
		fillInput(str_toFill, obj_toFill);
	}
	if (obj_toFill.tagName == 'TEXTAREA') {
		fillTA(str_toFill, obj_toFill);
	}
}

function fillInput(str_toFill, obj_toFill) {
	if (obj_toFill.value == '') {
		obj_toFill.value = str_toFill;
	}
}

function fillTA(str_toFill, obj_toFill) {
	if (obj_toFill.innerHTML == '') {
		obj_toFill.innerHTML = str_toFill;
	}
}

function clearObj(str_toFill, obj_toClear) {
	if (obj_toClear.tagName == 'INPUT') {
		emptyInput(str_toFill, obj_toClear);
	}
	if (obj_toClear.tagName == 'TEXTAREA') {
		emptyTA(str_toFill, obj_toClear);
	}
}

function emptyInput(str_toFill, obj_toClear) {
	if (obj_toClear.value == str_toFill) {
		obj_toClear.value = '';
	}
}

function emptyTA(str_toFill, obj_toClear) {
	if (obj_toClear.innerHTML == str_toFill) {
		obj_toClear.innerHTML = '';
	}
}