var preimages;
preimages = new Array(
"../images/index_menu01_h.gif",
"../images/index_menu02_h.gif",
"../images/index_menu03_h.gif",
"../images/index_menu04_h.gif",
"../images/index_menu05_h.gif",
"../images/index_menu06_h.gif"
);

function preloadimg(){
	var ploadimg;
	ploadimg = new Array();
	for(i = 0; i < preimages.length; i++){
		ploadimg[i] = new Image();
		ploadimg[i].src =  preimages[i];
	}
}

function chimg(filename,target){
	document.images[target].src = filename;
}

//--------------------POP UP--------------------

function winop(url,height,width){
window.open(url,"hirasawa","status=no,location=no,scrollbars=yes,resizable=yes,width="+ width +",height="+ height).focus();
}