/* ******************************

	swap_image.js
	2009.6.12
	
******************************* */

// image pre load

var loca = "/img/top/";

var data = new Array ("map-search-shibuya.gif","map-search-shinjuku.gif","map-search-minato.gif","map-search-tokyo-other.gif","map-search-chuou.gif","map-search-chiyoda.gif","map-search-23.gif","map-search-kana.gif","map-search-other.gif");

var prImg = new Array();

for (i=0; i<data.length; i++){
	prImg[i] = new Image();
	prImg[i].src = loca + data[i];
}

// swap image

function swImg(imgName){
	
	
	var imgSrc = $("#search_map").attr("src");
	
	//alert(imgSrc);
	
	var imgPass = imgSrc.substring(0,imgSrc.lastIndexOf("/")+1);  //画像パスのファイル名より前をimgPassへ格納
	
	//alert(imgPass);
	
	var defaultImg = "map-search.gif"; //　デフォルトの画像名を指定
	
	if(imgName == 1){	
	
			imgName = defaultImg;
	}
	
	
	$("#search_map").attr("src", imgPass + imgName);
	
	
	
}