function add_option (selectbox, text, value, color) {

	var optn = document.createElement("option");
	optn.text = text;
	optn.value = value;
	optn.style.color = color;
	selectbox.options.add(optn);
	
}

function load_options () {
	
	add_option (document.getElementById('product'), '', '', '#fff');
	add_option (document.getElementById('product'), 'Diesel Engine Powered Generator Sets', '1', '#999');
	add_option (document.getElementById('product'), 'Al Ateed', '2', '#555');
	add_option (document.getElementById('product'), 'Al Bareq', '25', '#555');
	add_option (document.getElementById('product'), 'De-watering pump sets', '22', '#999');
	add_option (document.getElementById('product'), 'Lighting tower units', '23', '#999');
		
}