// preload images

//main img : 3
var preload_a = new Array();
for (z =1; z<4; z++) {
preload_a[z] = new Image();
preload_a[z].src = "i/nav_main_"+z+".gif";
}
//main hover img : 3
var preload_b = new Array();
for (z =1; z<4; z++) {
preload_b[z] = new Image();
preload_b[z].src = "i/nav_main_"+z+"h.gif";
}
//main activ img : 3
var preload_c = new Array();
for (z =1; z<4; z++) {
preload_c[z] = new Image();
preload_c[z].src = "i/nav_main_"+z+"a.gif";
}

//special pkt 1: 4 pilote
var preload_d = new Array();
for (z =1; z<5; z++) {
preload_d[z] = new Image();
preload_d[z].src = "i/nav_main_1_"+z+".gif";
}
//special pkt 1 hover: 4 pilote
var preload_e = new Array();
for (z =1; z<5; z++) {
preload_e[z] = new Image();
preload_e[z].src = "i/nav_main_1_"+z+"h.gif";
}
//special pkt 1 activ: 4 pilote
var preload_f = new Array();
for (z =1; z<5; z++) {
preload_f[z] = new Image();
preload_f[z].src = "i/nav_main_1_"+z+"a.gif";
}