{

        	 img1on = new Image;
                img1on.src = "images/img1-on.gif";

                img1off = new Image;
                img1off.src = "images/img1-off.gif";

                img2on = new Image;
                img2on.src = "images/img2-on.gif";

                img2off = new Image;
                img2off.src = "images/img2-off.gif";

                img3on = new Image;
                img3on.src = "images/img3-on.gif";

                img3off = new Image;
                img3off.src = "images/img3-off.gif";

                img4on = new Image;
                img4on.src = "images/img4-on.gif";

                img4off = new Image;
                img4off.src = "images/img4-off.gif";

                img5on = new Image;
                img5on.src = "images/img5-on.gif";

                img5off = new Image;
                img5off.src = "images/img5-off.gif";

	  img6on = new Image;
                img6on.src = "images/img6-on.gif";

                img6off = new Image;
                img6off.src = "images/img6-off.gif";

				  img7on = new Image;
                img7on.src = "images/img7-on.gif";

                img7off = new Image;
                img7off.src = "images/img7-off.gif";


	img8on = new Image;
               img8on.src = "images/img8-on.gif";

                img8off = new Image;
                img8off.src = "images/img8-off.gif";


}

function img_act(imgName) {

       		imgOn = eval(imgName + "on.src");
               	document [imgName].src = imgOn;


}
function img_inact(imgName) {


                	imgOff = eval(imgName + "off.src");
                	document [imgName].src = imgOff;

}