if(document.images)
{
        courses = new Image;				courses.src = "images/courses_blurb2.gif";
        astrophysics = new Image;			astrophysics.src = "images/astro_blurb2.gif";
        nuclearPhys = new Image;			nuclearPhys.src = "images/nuclear_blurb2.gif";
        theoretical = new Image;			theoretical.src = "images/theoretical_blurb2.gif";
        nanoscience = new Image;			nanoscience.src = "images/nano_blurb2.gif";
        seal = new Image;				seal.src = "images/seal.jpg";
        courses_active = new Image;			courses_active.src = "images/courses_outline2.jpg";
	astrophysics_active = new Image;		astrophysics_active.src = "images/astro_outline2.jpg";
	nuclear_active = new Image;			nuclear_active.src = "images/nuclear_outline2.jpg";
	nano_active = new Image;			nano_active.src = "images/nano_outline2.jpg";
	theoretical_active = new Image;			theoretical_active.src = "images/theo_outline2.jpg";
	courses_dormant = new Image;			courses_dormant.src = "images/courses.jpg";
	astro_dormant = new Image;			astro_dormant.src = "images/astro.jpg";
	nuclear_dormant = new Image;			nuclear_dormant.src = "images/nuclear.jpg";
	nano_dormant = new Image;			nano_dormant.src = "images/nano.jpg";
	theoretical_dormant = new Image;		theoretical_dormant.src = "images/theo.jpg";
	bio_dormant = new Image;			bio_dormant.src = "images/bio.jpg";
	bio_active = new Image;				bio_active.src = "images/bio_outline2.jpg";
	biophysics = new Image;				biophysics.src = "images/bio_blurb.gif";
}

else{
        courses = ""
        astrophysics = ""
        nuclearPhys = ""
        theoretical = ""
        nanoscience = ""
        seal = ""
        courses_active = ""
	astrophysics_active = ""
	nuclear_active = ""
	nano_active = ""
	theoretical_active = ""
	courses_dormant = ""
	astro_dormant = ""
	nuclear_dormant = ""
	nano_dormant = ""
	theoretical_dormant = ""
	bio_dormant = ""
	bio_active = ""
	biophysics = ""
}