/*画像プリロード
--------------------------------------------------------------------------	*/
var preimages;
preimages=new Array("../../aboutus/images/navi_access_on.gif","../../aboutus/images/navi_clients_on.gif","../../aboutus/images/navi_function_on.gif","../../aboutus/images/navi_idea_on.gif","../../aboutus/images/navi_outline_on.gif","../../aboutus/images/navi_recruit_on.gif");

function chimg(filename,target){
	document.images[target].src=filename;
}
function preloadimg(){
	preloadimg=new Array();
	for(i=0; i < preimages.length; i++){
		preloadimg[i]=new Image();
		preloadimg[i].src=preimages[i];
	}
}