/*Swap MainNav*/
NavImg = new Array();
for( f=0; f<=12; f++ ){
	NavImg[f] = new Image();
}
NavImg[0].src = "../common/images/nav_about.gif";
NavImg[1].src = "../common/images/nav_about_act.gif";
NavImg[2].src = "../common/images/nav_guide.gif";
NavImg[3].src = "../common/images/nav_guide_act.gif";

function Swap(ImgName,Num){
	document.images[ImgName].src = NavImg[Num].src;
}

/*Nav Reset*/
/*lower /about/ */
function Ra(){
	document.getElementById('nav-sub-about-angle').style.display = 'block';
	document.getElementById('nav-sub-guide-angle').style.display = 'none';
	document.images['about'].src = NavImg[1].src;
	document.images['guide'].src = NavImg[2].src;
}