<!-- //

//preload images
var over=0;
var cached=0;


if (parent.document.images) {
	over=1;
	
	//home
	homepg=new Image;
	homepg.src="../images/nav/home.gif";
	homepgOn=new Image;
	homepgOn.src="../images/nav/home_on.gif";
	
	//services
	services=new Image;
	services.src="../images/nav/services.gif";
	servicesOn=new Image;
	servicesOn.src="../images/nav/services_on.gif";
	
	//projects
	projects=new Image;
	projects.src="../images/nav/projects.gif";
	projectsOn=new Image;
	projectsOn.src="../images/nav/projects_on.gif";
	
	//profile
	profile=new Image;
	profile.src="../images/nav/profile.gif";
	profileOn=new Image;
	profileOn.src="../images/nav/profile_on.gif";
	
	//contact
	contact=new Image;
	contact.src="../images/nav/contact.gif";
	contactOn=new Image;
	contactOn.src="../images/nav/contact_on.gif";
	

	cached=1;
}


function roll(imageName, hilite) {
   if (over==1 && cached==1) {
	if (hilite) {
		OverState=eval(imageName+"On.src");
	}
	else {
		OverState=eval(imageName+".src");
	}
	document [imageName].src=OverState;
   }
}

// -->