var cached=0;

if (document.images){

the_services_off = new Image();
the_services_off.src = "/navbar/services.gif";
the_services_on = new Image();
the_services_on.src = "/navbar/services_on.gif";

the_directions_off = new Image();
the_directions_off.src = "/navbar/directions.gif";
the_directions_on = new Image();
the_directions_on.src = "/navbar/directions_on.gif";

the_home_off = new Image();
the_home_off.src = "/navbar/home.gif";
the_home_on = new Image();
the_home_on.src = "/navbar/home_on.gif";

the_contact_off = new Image();
the_contact_off.src = "/navbar/contact.gif";
the_contact_on = new Image();
the_contact_on.src = "/navbar/contact_on.gif";

the_request_a_call_off = new Image();
the_request_a_call_off.src = "/navbar/request_a_call.gif";
the_request_a_call_on = new Image();
the_request_a_call_on.src = "/navbar/request_a_call_on.gif";

cached=1;
}

function imageOn(imgName) {
	if (cached==1) {
	lineOn = eval("the_" + imgName + "_on.src");
	document [imgName].src= lineOn;
	}
}

function imageOff(imgName) {
	if (cached==1) {
	lineOff = eval("the_" + imgName + "_off.src");
	document [imgName].src= lineOff;
	}
}

function formImageOn(imgName, formImg) {
	if (cached==1) {
	lineOn = eval("the_" + imgName + "_on.src");
	formImg.src= lineOn;
	}
}

function formImageOff(imgName, formImg) {
	if (cached==1) {
	lineOff = eval("the_" + imgName + "_off.src");
	formImg.src= lineOff;
	}
}