function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		left_menu_05_over = newImage("images/left_menu_05-over.gif");
		left_menu_07_over = newImage("images/left_menu_07-over.gif");
		left_menu_09_over = newImage("images/left_menu_09-over.gif");
		left_menu_11_over = newImage("images/left_menu_11-over.gif");
		left_menu_14_over = newImage("images/left_menu_14-over.gif");
		left_menu_16_over = newImage("images/left_menu_16-over.gif");
		left_menu_18_over = newImage("images/left_menu_18-over.gif");
		left_menu_20_over = newImage("images/left_menu_20-over.gif");
		left_menu_23_over = newImage("images/left_menu_23-over.gif");
		left_menu_25_over = newImage("images/left_menu_25-over.gif");
		left_menu_27_over = newImage("images/left_menu_27-over.gif");
        left_menu_jinzai_over = newImage("/recruit/img/left_menu_jinzai-over.gif");
        left_menu_career_over = newImage("/recruit/img/left_menu_career-over.gif");
        left_menu_newgraduate_over = newImage("/recruit/img/left_menu_newgraduate-over.gif");
		preloadFlag = true;
	}
}

function preloadTopImages() {
	if (document.images) {
		menu_16_over = newImage("images/menu_16-over.gif");
		menu_18_over = newImage("images/menu_18-over.gif");
		menu_20_over = newImage("images/menu_20-over.gif");
		menu_26_over = newImage("images/menu_26-over.gif");
		menu_28_over = newImage("images/menu_28-over.gif");
		menu_30_over = newImage("images/menu_30-over.gif");
		menu_36_over = newImage("images/menu_36-over.gif");
		menu_38_over = newImage("images/menu_38-over.gif");
		menu_40_over = newImage("images/menu_40-over.gif");
		menu_46_over = newImage("images/menu_46-over.gif");
		menu_48_over = newImage("images/menu_48-over.gif");
		preloadFlag = true;
	}
}

function OpenWin0(){
    win=window.open("map.html","new","scrollbars=yes,location=no,menubar=yes,resizable=yes, width=550,height=600,left=200,top=30");
}