function movepic(img_name,img_src) {
     document[img_name].src=img_src;
}
function Img_New (name){
  this.on = new Image();
  this.on.src = name;
}
Img_New('/img/sushi1_1.gif');
Img_New('/img/sushi1_2.gif');
Img_New('/img/sushi2_1.gif');
Img_New('/img/sushi2_2.gif');
Img_New('/img/sushi3_1.gif');
Img_New('/img/sushi3_2.gif');
Img_New('/img/sushi4_1.gif');
Img_New('/img/sushi4_2.gif');
Img_New('/img/sushi5_1.gif');
Img_New('/img/sushi5_2.gif');
Img_New('/img/ico1.jpg');
Img_New('/img/ico2.jpg');
Img_New('/img/foto3_1.jpg');
Img_New('/img/foto3_2.jpg');
Img_New('/img/foto3_3.jpg');
Img_New('/img/foto3_4.jpg');
Img_New('/img/foto3_5.jpg');
Img_New('/img/foto1.jpg');
Img_New('/img/foto2.jpg');
Img_New('/img/foto3.jpg');
Img_New('/img/foto4.jpg');
Img_New('/img/foto5.jpg');
Img_New('/img/foto2_1.jpg');
Img_New('/img/foto2_2.jpg');
Img_New('/img/foto2_4.jpg');
Img_New('/img/foto2_6.jpg');
Img_New('/img/foto2_5.jpg');