function init_events() {
	var obj = document.getElementById('lifestyle01');
	addEvent(obj, 'mouseover', activate_lifestyle);
	addEvent(obj, 'mouseout', inactivate_lifestyle);
	var obj = document.getElementById('lifestyle02');
	addEvent(obj, 'mouseover', activate_lifestyle);
	addEvent(obj, 'mouseout', inactivate_lifestyle);

	var obj = document.getElementById('resort01');
	addEvent(obj, 'mouseover', activate_resort);
	addEvent(obj, 'mouseout', inactivate_resort);
	var obj = document.getElementById('resort02');
	addEvent(obj, 'mouseover', activate_resort);
	addEvent(obj, 'mouseout', inactivate_resort);

	var obj = document.getElementById('residential01');
	addEvent(obj, 'mouseover', activate_residential);
	addEvent(obj, 'mouseout', inactivate_residential);
	var obj = document.getElementById('residential02');
	addEvent(obj, 'mouseover', activate_residential);
	addEvent(obj, 'mouseout', inactivate_residential);

	var obj = document.getElementById('golf01');
	addEvent(obj, 'mouseover', activate_golf);
	addEvent(obj, 'mouseout', inactivate_golf);
	var obj = document.getElementById('golf02');
	addEvent(obj, 'mouseover', activate_golf);
	addEvent(obj, 'mouseout', inactivate_golf);
}
function addEvent(obj,event_name,func_name){
	if (obj.attachEvent){
		obj.attachEvent("on"+event_name, func_name);
	}else if(obj.addEventListener){
		obj.addEventListener(event_name,func_name,true);
	}else{
		obj["on"+event_name] = func_name;
	}
}
function activate_lifestyle() {
	name = "lifestyle"; color = "#cc0000";
	activate(name, color);
}
function inactivate_lifestyle() {
	name = "lifestyle"; color = "#cc0000";
	inactivate(name, color);
}
function activate_resort() {
	name = "resort"; color = "#b89620";
	activate(name, color);
}
function inactivate_resort() {
	name = "resort"; color = "#b89620";
	inactivate(name, color);
}
function activate_residential() {
	name = "residential"; color = "#cc0000";
	activate(name, color);
}
function inactivate_residential() {
	name = "residential"; color = "#cc0000";
	inactivate(name, color);
}
function activate_golf() {
	name = "golf"; color = "#b89620";
	activate(name, color);
}
function inactivate_golf() {
	name = "golf"; color = "#b89620";
	inactivate(name, color);
}

function activate(name, color) {
	var elem = document.getElementById(name+'02');
	elem.style.backgroundColor = color;
	elem.style.color = '#ffffff';
	document.images[name].src = "img/"+name+"_active.gif";
}
function inactivate(name, color) {
	var elem = document.getElementById(name+'02'); 
	elem.style.color = color;
	elem.style.backgroundColor = '#ffffff';
	document.images[name].src = "img/"+name+".gif";
}