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function img_act(imgName)
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function img_inact(imgName)
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x3on = new Image;x3on.src = "images/navig3a.jpg";
x3off = new Image;x3off.src = "images/navig3.jpg";
x4on = new Image;x4on.src = "images/navig4a.jpg";
x4off = new Image;x4off.src = "images/navig4.jpg";
x5on = new Image;x5on.src = "images/categories/madonna_a.jpg";
x5off = new Image;x5off.src = "images/categories/madonna.jpg";
x6on = new Image;x6on.src = "images/categories/Keira Kneitley.jpg";
x6off = new Image;x6off.src = "images/categories/Keira Kneitley.jpg";
x7on = new Image;x7on.src = "images/categories/karl-lagerfeld_a.jpg";
x7off = new Image;x7off.src = "images/categories/karl-lagerfeld.jpg";
x8on = new Image;x8on.src = "images/categories/lucky-wy_a.jpg";
x8off = new Image;x8off.src = "images/categories/lucky-wy.jpg";
x9on = new Image;x9on.src = "images/categories/frank-gerber_a.jpg";
x9off = new Image;x9off.src = "images/categories/frank-gerber.jpg";
x10on = new Image;x10on.src = "images/categories/steve-jobs_a.jpg";
x10off = new Image;x10off.src = "images/categories/steve-jobs.jpg";
x11on = new Image;x11on.src = "images/categories/barack-obama_a.jpg";
x11off = new Image;x11off.src = "images/categories/barack-obama.jpg";
x12on = new Image;x12on.src = "images/categories/francoise-barre-sinoussi_a.jpg";
x12off = new Image;x12off.src = "images/categories/francoise-barre-sinoussi.jpg";
x13off = new Image;x13off.src = "images/categories/David Beckham.jpg";
x14on = new Image;x14on.src = "images/categories/David Beckham.jpg";
x14off = new Image;x14off.src = "images/categories/sergey-brin.jpg";
x15on = new Image;x15on.src = "images/categories/star_a.jpg";
x15off = new Image;x15off.src = "images/categories/star.jpg";
x17on = new Image;x17on.src = "images/categories/lucky-wy_a.jpg";
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x25on = new Image;x25on.src = "images/categories/frank-gerber_a.jpg";
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//-->