var btn_home_on = new Image();
var btn_home_off = new Image();
var btn_aboutus_on = new Image();
var btn_aboutus_off = new Image();
var btn_contactus_on = new Image();
var btn_contactus_off = new Image();
var btn_agents_on = new Image();
var btn_agents_off = new Image();
var btn_buying_on = new Image();
var btn_buying_off = new Image();
var btn_selling_on = new Image();
var btn_selling_off = new Image();

btn_home_on.src = "nav/btn_home_on.jpg";
btn_home_off.src = "nav/btn_home_off.jpg";

btn_aboutus_on.src = "nav/btn_aboutus_on.jpg";
btn_aboutus_off.src = "nav/btn_aboutus_off.jpg";

btn_contactus_on.src = "nav/btn_contactus_on.jpg";
btn_contactus_off.src = "nav/btn_contactus_off.jpg";

btn_agents_on.src = "nav/btn_agents_on.jpg";
btn_agents_off.src = "nav/btn_agents_off.jpg";

btn_buying_on.src = "nav/btn_buying_on.jpg";
btn_buying_off.src = "nav/btn_buying_off.jpg";

btn_selling_on.src = "nav/btn_selling_on.jpg";
btn_selling_off.src = "nav/btn_selling_off.jpg";

function mOver(iName) {
	document.getElementById(iName).src=eval("btn_"+iName+"_on.src");
}

function mOut(iName) {
	document.getElementById(iName).src=eval("btn_"+iName+"_off.src");
}