var count = 50;
var img=new Array();
for(i = 1; i <= count; i++){
	img[i]=new Image();
}

img[1].src = "indeximg/m1.gif";
img[2].src = "indeximg/m2.gif";
img[3].src = "indeximg/m3.gif";
img[4].src = "indeximg/m4.gif";
img[5].src = "indeximg/m5.gif";
img[6].src = "indeximg/m6.gif";
img[7].src = "indeximg/m7.gif";
img[8].src = "indeximg/m8.gif";
img[9].src = "indeximg/m9.gif";
img[10].src = "indeximg/m10.gif";
img[11].src = "indeximg/m11.gif";
img[12].src = "indeximg/m12.gif";
img[13].src = "indeximg/m13.gif";

img[14].src = "indeximg/m1on.gif";
img[15].src = "indeximg/m2on.gif";
img[16].src = "indeximg/m3on.gif";
img[17].src = "indeximg/m4on.gif";
img[18].src = "indeximg/m5on.gif";
img[19].src = "indeximg/m6on.gif";
img[20].src = "indeximg/m7on.gif";
img[21].src = "indeximg/m8on.gif";
img[22].src = "indeximg/m9on.gif";
img[23].src = "indeximg/m10on.gif";
img[24].src = "indeximg/m11on.gif";
img[25].src = "indeximg/m12on.gif";
img[26].src = "indeximg/m13on.gif";

img[27].src = "indeximg/m14.gif";
img[28].src = "indeximg/m15.gif";
img[29].src = "indeximg/m16.gif";
img[30].src = "indeximg/m17.gif";
img[31].src = "indeximg/m18.gif";

img[32].src = "indeximg/m14on.gif";
img[33].src = "indeximg/m15on.gif";
img[34].src = "indeximg/m16on.gif";
img[35].src = "indeximg/m17on.gif";
img[36].src = "indeximg/m18on.gif";

img[37].src = "indeximg/m19.gif";
img[38].src = "indeximg/m19on.gif";

img[39].src = "indeximg/m20.gif";
img[40].src = "indeximg/m20on.gif";

img[43].src = "indeximg/m21.gif";
img[44].src = "indeximg/m21on.gif";


function rollOnImg(imgName,num){
	document.images[imgName].src=img[num].src;
}