// JavaScript Document

	function tonga(offset) {
		document.getElementById("tongabezi_map").style.backgroundPosition = '0 -' + (offset+1)*217 + 'px';
	}
	
	function sinda(offset) {
		document.getElementById("sindabezi_map").style.backgroundPosition = '0 -' + (offset+1)*155 + 'px';
	}