function ira_change() {

	show_ajax_by_id("banner","add_on_html_banner");

	var harapeko_url = "http://oda999.tea-nifty.com/blog/add_on_html_" + "harapeko" + ".txt";
	var usako_url    = "http://oda999.tea-nifty.com/blog/add_on_html_" + "usako"    + ".txt";
	var murakumo_url = "http://oda999.tea-nifty.com/blog/add_on_html_" + "murakumo" + ".txt";
	var ponpon_url   = "http://oda999.tea-nifty.com/blog/add_on_html_" + "ponpon"   + ".txt";
	var ueda_jo_url  = "http://oda999.tea-nifty.com/blog/add_on_html_" + "ueda_jo"  + ".txt";
	var okaji_url  = "http://oda999.tea-nifty.com/blog/add_on_html_" + "okaji"  + ".txt";
	var niniko_url  = "http://oda999.tea-nifty.com/blog/add_on_html_" + "niniko"  + ".txt";
	var hana_url  = "http://oda999.tea-nifty.com/blog/add_on_html_" + "hana"  + ".txt";
	var hayashiemiko_url  = "http://oda999.tea-nifty.com/blog/add_on_html_" + "hayashiemiko"  + ".txt";

	var myAjax = new Ajax.Request( harapeko_url, { method: 'get', onComplete: show_harapeko });
	var myAjax = new Ajax.Request( usako_url,    { method: 'get', onComplete: show_usako    });
	var myAjax = new Ajax.Request( murakumo_url, { method: 'get', onComplete: show_murakumo });
	var myAjax = new Ajax.Request( ponpon_url,   { method: 'get', onComplete: show_ponpon   });
	var myAjax = new Ajax.Request( ueda_jo_url,  { method: 'get', onComplete: show_ueda_jo  });
	var myAjax = new Ajax.Request( okaji_url,  { method: 'get', onComplete: show_okaji  });
	var myAjax = new Ajax.Request( niniko_url,  { method: 'get', onComplete: show_niniko  });
	var myAjax = new Ajax.Request( hana_url,  { method: 'get', onComplete: show_hana  });
	var myAjax = new Ajax.Request( hayashiemiko_url,  { method: 'get', onComplete: show_hayashiemiko  });

}



function show_harapeko(originalRequest){
	var element_name = document.getElementsByName("harapeko");
	for(i=0; i<element_name.length; i++){
		element_name[i].innerHTML = originalRequest.responseText;
    }
}

function show_usako(originalRequest){
	var element_name = document.getElementsByName("usako");
	for(i=0; i<element_name.length; i++){
		element_name[i].innerHTML = originalRequest.responseText;
    }
}

function show_murakumo(originalRequest){
	var element_name = document.getElementsByName("murakumo");
	for(i=0; i<element_name.length; i++){
		element_name[i].innerHTML = originalRequest.responseText;
    }
}

function show_ponpon(originalRequest){
	var element_name = document.getElementsByName("ponpon");
	for(i=0; i<element_name.length; i++){
		element_name[i].innerHTML = originalRequest.responseText;
    }
}

function show_ueda_jo(originalRequest){
	var element_name = document.getElementsByName("ueda_jo");
	for(i=0; i<element_name.length; i++){
		element_name[i].innerHTML = originalRequest.responseText;
    }
}

function show_okaji(originalRequest){
	var element_name = document.getElementsByName("okaji");
	for(i=0; i<element_name.length; i++){
		element_name[i].innerHTML = originalRequest.responseText;
    }
}

function show_niniko(originalRequest){
	var element_name = document.getElementsByName("niniko");
	for(i=0; i<element_name.length; i++){
		element_name[i].innerHTML = originalRequest.responseText;
    }
}

function show_hana(originalRequest){
	var element_name = document.getElementsByName("hana");
	for(i=0; i<element_name.length; i++){
		element_name[i].innerHTML = originalRequest.responseText;
    }
}

function show_hayashiemiko(originalRequest){
	var element_name = document.getElementsByName("hayashiemiko");
	for(i=0; i<element_name.length; i++){
		element_name[i].innerHTML = originalRequest.responseText;
    }
}


function show_ajax_by_id(id, filename){
        var url  = "http://oda999.tea-nifty.com/blog/" + filename  + ".txt";
	var myAjax = new Ajax.Updater(id, url, {method: 'get'});
}

/********************************************/
function getCookie(key) {
    var tmp1 = " " + document.cookie + ";";
    var xx1 = 0;
    var xx2 = 0;
    var len = tmp1.length;
    
    while (xx1 < len) {
        xx2 = tmp1.indexOf(";", xx1);
        tmp2 = tmp1.substring(xx1 + 1, xx2);
        var xx3 = tmp2.indexOf("=");
        if (tmp2.substring(0, xx3) == key) {
            return(unescape(tmp2.substring(xx3 + 1, xx2 - xx1 - 1)));
        }
        xx1 = xx2 + 1;
    }
    return("");
}
function setCookie(key, val) {
    var tmp = key + "=" + escape(val) + "; ";
    // tmp += "path=" + location.pathname + "; ";
    tmp += "expires=Tue, 31-Dec-2030 23:59:59; ";
    document.cookie = tmp;
}
function clearCookie(key) {
    document.cookie = key + "=" + "xx; expires=Tue, 1-Jan-1980 00:00:00;";
}


//TOPSY(twitter comment)
function topsyCallback(json) {
    res = json.response;
    if ( !res.total ) {
        return false;
    }
    html = '（' + res.total + ' tweets）';
    if ( document.getElementById('topsy_counter') ) {
        document.getElementById('topsy_counter').innerHTML = html;
    }
    html = '<ul style="list-style:none;margin:0 0 5px 0;padding:0;">';
    for ( var i=0; i<res.list.length; i++ ) {
        tweet     = res.list[i];
        thumb     = tweet.author.photo_url.replace(/(normal)\.([a-z]{3,4})$/i,'mini.$2');
        author_id = tweet.author.url.replace('http://twitter.com/','');
        html
            += '<li style="margin:0;padding:1px;font:11px/16px sans-serif;color:#333;white-space:pre;overflow:hidden;">'
            +  '<a href="'+tweet.author.url+'" target="_blank">'
            +  '<img src="'+thumb+'" alt="'+tweet.author.name+'" style="border:0;vertical-align:middle;width:24px;height:24px;" />'
            +  '</a> '
            +  '<a href="'+tweet.author.url+'" target="_blank" style="color:#0084B4;">'
            +  author_id
            +  '</a> '
            +  tweet.content.replace(/(\r\n|\r|\n)/g,'')
            +  '</li>';
    }
    html += '</ul>';
    if ( res.total > 10 ) {
        html
            += '<div>'
            +  '<a href="'+res.topsy_trackback_url+'" target="_blank" style="display:inline-block;margin:0;padding:5px;font:14px/16px sans-serif;color:#0084B4;text-decoration:none;border:1px solid #CCC;background:#EEE;-moz-border-radius:5px;-webkit-border-radius:5px;">'
            +  'もっと読む'
            +  '</a>'
            +  '</div>';
    }
    if ( document.getElementById('topsy_trackbacks') ) {
        document.getElementById('topsy_trackbacks').innerHTML = html;
    }
}