function precharge(){
     tab_img = new Array();
     tab_img[0] = new Image;
     tab_img[0].src = "./img/fond_societe_1024.jpg";
     tab_img[1] = new Image;
     tab_img[1].src = "./img/accueil.png";
     tab_img[2] = new Image;
     tab_img[2].src = "./img/actualite.png";
     tab_img[3] = new Image;
     tab_img[3].src = "./img/bouton_demo.png";
     tab_img[4] = new Image;
     tab_img[4].src = "./img/client.png";
     tab_img[5] = new Image;
     tab_img[5].src = "./img/contact.png";
     tab_img[6] = new Image;
     tab_img[6].src = "./img/lexisocial.png";
     tab_img[7] = new Image;
     tab_img[7].src = "./img/logiciel.png";
     tab_img[8] = new Image;
     tab_img[8].src = "./img/monde.png";
     tab_img[9] = new Image;
     tab_img[9].src = "./img/partenaire.png";
     tab_img[10] = new Image;
     tab_img[10].src = "./img/plan.png";
     tab_img[11] = new Image;
     tab_img[11].src = "./img/plan_agi.gif";
     tab_img[12] = new Image;
     tab_img[12].src = "./img/revendeur.png";
     tab_img[13] = new Image;
     tab_img[13].src = "./img/service.png";
     tab_img[14] = new Image;
     tab_img[14].src = "./img/societe.png";
     tab_img[15] = new Image;
     tab_img[15].src = "./img/solution.png";
     tab_img[16] = new Image;
     tab_img[16].src = "./img/logo/logo_agi.png";
     tab_img[17] = new Image;
     tab_img[17].src = "./img/logo/logo_apisoft.png";
     tab_img[18] = new Image;
     tab_img[18].src = "./img/logo/logo_ciel.png";
     tab_img[19] = new Image;
     tab_img[19].src = "./img/logo/logo_coteouest.png";
     tab_img[20] = new Image;
     tab_img[20].src = "./img/logo/logo_ebp.png";
     tab_img[21] = new Image;
     tab_img[21].src = "./img/logo/logo_memsoft.png";
     tab_img[22] = new Image;
     tab_img[22].src = "./img/logo/logo_sage.png";
}

window.onload = precharge;