var domain = "ospo.co.jp";
var mlto = "mailto";
function mail(str) {
 var addr = str + "@" + domain;
 location.href= mlto + ':' + addr;
}
/**
 *ナビゲーションボタンMouseOverアクション
 */
function doMouseOver(btn,styl) {
 document.body.style.cursor = "hand";
 document.write("src=" + styl + "-red.gif");
}
/**
 * ナビゲーションボタンMouseOutアクション
 */
function doMouseOut(btn,styl) {
 document.body.style.cursor = "default";
 document.write("src=" + styl + ".gif");
}

/**
 *  style変更スクリプト
 *	@param e styleを変更するエレメント
 *	@param b boolean　true：変更する　false:戻す
 */
function changeStyle(e,b) {
 if(b) {
   e.className = "btn-company-red";
 } else {
   e.className = "btn-company";
 }
}

/**
 * ナビゲーション画像のプリロード処理
 */
function preLoad(imageName, imagePath) {
	document.images[imageName] = new Image();
	document.images[imageName].src = imagePath;
}
function changeImage(imageName, imagePath) {
	document.images[imageName].src = imagePath;
}
preLoad('navi1','img/btn-navi1.gif');
preLoad('navi1-red','img/btn-navi1-red.gif');
preLoad('navi1-select','img/btn-navi1-select.gif');
preLoad('navi2','img/btn-navi2.gif');
preLoad('navi2-red','img/btn-navi2-red.gif');
preLoad('navi2-select','img/btn-navi2-select.gif');
preLoad('navi3','img/btn-navi3.gif');
preLoad('navi3-red','img/btn-navi3-red.gif');
preLoad('navi3-select','img/btn-navi3-select.gif');
preLoad('navi4','img/btn-navi4.gif');
preLoad('navi4-red','img/btn-navi4-red.gif');
preLoad('navi4-select','img/btn-navi4-select.gif');
preLoad('navi5','img/btn-navi5.gif');
preLoad('navi5-red','img/btn-navi5-red.gif');
preLoad('navi5-select','img/btn-navi5-select.gif');
preLoad('navi6','img/btn-navi6.gif');
preLoad('navi6','img/btn-navi6-red.gif');
preLoad('navi6-select','img/btn-navi6-select.gif');