if (document.images) {
	img1=new Image();
	img1.src="images/about.gif";
	img2=new Image();
	img2.src="images/about1.gif";
	img3=new Image();
	img3.src="images/academic.gif";
	img4=new Image();
	img4.src="images/academic1.gif";
	img5=new Image();
	img5.src="images/admns.gif";
	img6=new Image();
	img6.src="images/admns1.gif";
	img7=new Image();
	img7.src="images/contact.gif";
	img8=new Image();
	img8.src="images/contact1.gif";
	img9=new Image();
	img9.src="images/facilities.gif";
	img10=new Image();
	img10.src="images/facilities1.gif";
	img11=new Image();
	img11.src="images/gallery.gif";
	img12=new Image();
	img12.src="images/gallery1.gif";
	img13=new Image();
	img13.src="images/home.gif";
	img14=new Image();
	img14.src="images/home1.gif";
	img15=new Image();
	img15.src="images/kvgs.gif";
	img16=new Image();
	img16.src="images/kvgs1.gif";
}

function move_in(img_name,img_src) {
	document[img_name].src=img_src;
	}

function move_out(img_name,img_src) {
	document[img_name].src=img_src;
	}