navImgIntro1			= new Image();
navImgIntro1.src		= 'images/ni_intro1.jpg';
navImgIntro2			= new Image();
navImgIntro2.src		= 'images/ni_intro2.jpg';

navImgApproach1			= new Image();
navImgApproach1.src		= 'images/ni_approach1.jpg';
navImgApproach2			= new Image();
navImgApproach2.src		= 'images/ni_approach2.jpg';

navImgClasses1			= new Image();
navImgClasses1.src		= 'images/ni_classes1.jpg';
navImgClasses2			= new Image();
navImgClasses2.src		= 'images/ni_classes2.jpg';

navImgFaculty1			= new Image();
navImgFaculty1.src		= 'images/ni_faculty1.jpg';
navImgFaculty2			= new Image();
navImgFaculty2.src		= 'images/ni_faculty2.jpg';

navImgCalendar1			= new Image();
navImgCalendar1.src		= 'images/ni_calendar1.jpg';
navImgCalendar2			= new Image();
navImgCalendar2.src		= 'images/ni_calendar2.jpg';

navImgAlumni1			= new Image();
navImgAlumni1.src		= 'images/ni_alumni1.jpg';
navImgAlumni2			= new Image();
navImgAlumni2.src		= 'images/ni_alumni2.jpg';

navImgGallery1			= new Image();
navImgGallery1.src		= 'images/ni_gallery1.jpg';
navImgGallery2			= new Image();
navImgGallery2.src		= 'images/ni_gallery2.jpg';

navImgTestimonials1		= new Image();
navImgTestimonials1.src	= 'images/ni_testimonials1.jpg';
navImgTestimonials2		= new Image();
navImgTestimonials2.src	= 'images/ni_testimonials2.jpg';

navImgTAP1				= new Image();
navImgTAP1.src			= 'images/ni_tap1.jpg';
navImgTAP2				= new Image();
navImgTAP2.src			= 'images/ni_tap2.jpg';

navImgIndustry1			= new Image();
navImgIndustry1.src		= 'images/ni_industry1.jpg';
navImgIndustry2			= new Image();
navImgIndustry2.src		= 'images/ni_industry2.jpg';

navImgContact1			= new Image();
navImgContact1.src		= 'images/ni_contact1.jpg';
navImgContact2			= new Image();
navImgContact2.src		= 'images/ni_contact2.jpg';	

function hover(imgid,status) {
	var img = document.getElementById('ni_'+imgid);
	img.src = ('images/nav_'+imgid+status+'.jpg');
}