function rOn(me){
	var src = me.attributes['src'].value;
	var str = new String(src);

	str = str.replace("Off", "On")
	me.attributes['src'].value = str;
}
function rOff(me){
	var src = me.attributes['src'].value;
	var str = new String(src);
	
	str = str.replace("On", "Off")
	me.attributes['src'].value = str;
}