// Roger Harvey Javascripts File 2008

var blogImg_on = new Image ( );
var blogImg_off = new Image ( );
var gallImg_on = new Image ( );
var gallImg_off = new Image ( );
var homeImg_on = new Image ( );
var homeImg_off = new Image ( );

blogImg_on.src = "photos/icon_blog_real.jpg";
blogImg_off.src = "photos/icon_blog_fade.jpg";
gallImg_on.src = "photos/icon_gallery_real.jpg";
gallImg_off.src = "photos/icon_gallery_fade.jpg";
homeImg_on.src = "photos/icon_home_real.jpg";
homeImg_off.src = "photos/icon_home_fade.jpg";

function button_on ( imgId ){
	if ( document.images ) {
		butOn = eval ( imgId + "_on.src" );
		document.getElementById(imgId).src = butOn;
	}
}

function button_off ( imgId ){
	if ( document.images ){
		butOff = eval ( imgId + "_off.src" );
		document.getElementById(imgId).src = butOff;
	}
}