/* TOP メインビジュアル
************************************************************/

var mainvisual = function(tgtID) {
	var mvObj = document.getElementById("mainVisualUL");
	var mvPath = "/business/resources/images/index/";
	var vArr = [["mv_pho_01.jpg","/business/about.html"],["mv_pho_02.jpg","/business/solution/"],["mv_pho_03.jpg","/business/step.html"]];
	var num = tgtID.slice(6,7);
	//メイン背景
	document.getElementById("h1Link").style.backgroundImage = "url("+mvPath+vArr[num][0]+")";
	//メインリンク先
	document.getElementById("h1Link").href = vArr[num][1];
	//ボタン背景
	switch(num) {
		case "0":mvObj.style.backgroundPosition = "0px 0px";break;
		case "1":mvObj.style.backgroundPosition = "0px -61px";break;
		case "2":mvObj.style.backgroundPosition = "0px -122px";break;
		default:break;
	}
}