var mainText1 = "<object id='FlashID' classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' width='500' height='350'><param name='movie' value='kizawa.swf' /><param name='quality' value='high' /><param name='wmode' value='opaque' /><param name='swfversion' value='6.0.65.0' /><param name='expressinstall' value='scripts/expressInstall.swf' /><param name='LOOP' value='false' /><!--[if !IE]>--><object type='application/x-shockwave-flash' data='kizawa.swf' width='500' height='350'><!--<![endif]--><param name='quality' value='high' /><param name='wmode' value='opaque' /><param name='swfversion' value='6.0.65.0' /><param name='expressinstall' value='scripts/expressInstall.swf' /><param name='LOOP' value='false' /><param name='BGCOLOR' value='#3c3c3c' /><div><h4>このページのコンテンツには、Adobe Flash Player の最新バージョンが必要です。</h4><p><a href='http://www.adobe.com/go/getflashplayer'><img src='http://www.adobe.com/images/shared/download_buttons/get_flash_player.gif' alt='Adobe Flash Player を取得' width='112' height='33' /></a></p></div><!--[if !IE]>--></object><!--<![endif]--></object>";

var mainText2 = "<object id='FlashID2' classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' width='500' height='350'><param name='movie' value='jeff.swf' /><param name='quality' value='high' /><param name='wmode' value='opaque' /><param name='swfversion' value='6.0.65.0' /><param name='expressinstall' value='scripts/expressInstall.swf' /><param name='LOOP' value='false' /><!--[if !IE]>--><object type='application/x-shockwave-flash' data='jeff.swf' width='500' height='350'><!--<![endif]--><param name='quality' value='high' /><param name='wmode' value='opaque' /><param name='swfversion' value='6.0.65.0' /><param name='expressinstall' value='scripts/expressInstall.swf' /><param name='LOOP' value='false' /><param name='BGCOLOR' value='#3c3c3c' /><div><h4>このページのコンテンツには、Adobe Flash Player の最新バージョンが必要です。</h4><p><a href='http://www.adobe.com/go/getflashplayer'><img src='http://www.adobe.com/images/shared/download_buttons/get_flash_player.gif' alt='Adobe Flash Player を取得' width='112' height='33' /></a></p></div><!--[if !IE]>--></object><!--<![endif]--></object>";


function mainImg1(){
	document.getElementById('main_img1').style.display  ="block";
	document.getElementById('main_img1').innerHTML = mainText1;
	document.getElementById('main_img2').innerHTML  ="";
	for(i=2;i<21;i++){
	document.getElementById('main_img'+ i).style.display  ="none";
	}

}

function mainImg2(){
	document.getElementById('main_img2').style.display  ="block";
	document.getElementById('main_img2').innerHTML = mainText2;
	document.getElementById('main_img1').innerHTML  ="";
	document.getElementById('main_img1').style.display  ="none";
	for(i=3;i<21;i++){
	document.getElementById('main_img'+ i).style.display  ="none";
	}

}



function mainImg(x){
	for(i=1;i<21;i++){
	document.getElementById('main_img'+ i).style.display  ="none";
	}
	document.getElementById('main_img'+ x).style.display  ="block";
	document.getElementById('main_img1').innerHTML  ="";
	document.getElementById('main_img2').innerHTML  ="";

}


function backImg(){
	if(document.getElementById('main_img1').style.display =="block")
	{
		document.getElementById('main_img1').style.display ="none";
		document.getElementById('main_img1').innerHTML  ="";
		document.getElementById('main_img20').style.display ="block";
	}
	if(document.getElementById('main_img2').style.display =="block"){
		document.getElementById('main_img2').style.display ="none";
		document.getElementById('main_img2').innerHTML  ="";
		document.getElementById('main_img1').style.display ="block";
		document.getElementById('main_img1').innerHTML  = mainText1;
	}
	if(document.getElementById('main_img3').style.display =="block"){
		document.getElementById('main_img3').style.display ="none";
		document.getElementById('main_img2').style.display ="block";
		document.getElementById('main_img2').innerHTML  = mainText2;
	}
	else{
	for(j=4;j<21;j++){
	if(document.getElementById('main_img'+j).style.display =="block")
	{
		document.getElementById('main_img'+j).style.display  ="none";
		k = j-1;
		document.getElementById('main_img'+k).style.display  ="block";
	}
	}
}
}

function nextImg(){
	if(document.getElementById('main_img20').style.display =="block")
	{
		document.getElementById('main_img20').style.display ="none";
		document.getElementById('main_img1').style.display ="block";
		document.getElementById('main_img1').innerHTML  = mainText1;
	}
	if(document.getElementById('main_img1').style.display =="block")
	{
		document.getElementById('main_img1').style.display ="none";
		document.getElementById('main_img1').innerHTML  = "";
		document.getElementById('main_img2').style.display ="block";
		document.getElementById('main_img2').innerHTML  = mainText2;
	}else{
	for(j=20;j>0;j--){
	if(document.getElementById('main_img'+j).style.display =="block")
	{
		document.getElementById('main_img'+j).style.display  ="none";
		document.getElementById('main_img'+j).innerHTML  ="";
		k = j+1;
		document.getElementById('main_img'+k).style.display  ="block";
		document.getElementById('main_img'+k).innerHTML = "";
	}
	}
}
}