// preload images

//main hover img : 8
var preload_a = new Array();
for (z =1; z<9; z++) {
preload_a[z] = new Image(); 
preload_a[z].src = "i/nav_main_"+z+"h.gif";
}
//main activ img : 8
var preload_b = new Array();
for (z =1; z<9; z++) {
preload_b[z] = new Image(); 
preload_b[z].src = "i/nav_main_"+z+"a.gif";
}

//sub hover img : 2-6
var preload_c = new Array();
preload_c[0] = new Image(); 
preload_c[0].src = "i/nav_sub2_1a.gif";
preload_c[1] = new Image(); 
preload_c[1].src = "i/nav_sub2_2a.gif";
preload_c[2] = new Image(); 
preload_c[2].src = "i/nav_sub2_3a.gif";
preload_c[3] = new Image(); 
preload_c[3].src = "i/nav_sub2_4a.gif";
preload_c[4] = new Image(); 
preload_c[4].src = "i/nav_sub2_5a.gif";

preload_c[5] = new Image(); 
preload_c[5].src = "i/nav_sub3_1a.gif";
preload_c[6] = new Image(); 
preload_c[6].src = "i/nav_sub3_2a.gif";

preload_c[7] = new Image(); 
preload_c[7].src = "i/nav_sub4_1a.gif";
preload_c[8] = new Image(); 
preload_c[8].src = "i/nav_sub4_2a.gif";
preload_c[9] = new Image(); 
preload_c[9].src = "i/nav_sub4_3a.gif";
preload_c[10] = new Image(); 
preload_c[10].src = "i/nav_sub4_4a.gif";
preload_c[11] = new Image(); 
preload_c[11].src = "i/nav_sub4_5a.gif";
preload_c[12] = new Image(); 
preload_c[12].src = "i/nav_sub4_6a.gif";

preload_c[13] = new Image(); 
preload_c[13].src = "i/nav_sub5_1a.gif";
preload_c[14] = new Image(); 
preload_c[14].src = "i/nav_sub5_2a.gif";
preload_c[15] = new Image(); 
preload_c[15].src = "i/nav_sub5_3a.gif";

preload_c[16] = new Image(); 
preload_c[16].src = "i/nav_sub6_1a.gif";
preload_c[17] = new Image(); 
preload_c[17].src = "i/nav_sub6_2a.gif";