if(document.styleSheets[0].insertRule) {
	//for Mozilla
	document.write('<style type="text/css">');
	
	document.write('#main h2 { background: none; }')
	document.write('#rss { display: none; }')
	document.write('#site-info { top: 50px; margin: 0; }')
	document.write('#message { visibility: hidden; }')
	
	//角丸・ドロップシャドウ関係
	document.write('div.artist { border-radius: 15px; -moz-border-radius: 15px; -webkit-border-radius: 15px; }')
	
	document.write('</style>');
} else if(document.styleSheets[0].addRule) {
	//for IE
	document.styleSheets[1].addRule("#main h2", "background: none;");
	document.styleSheets[1].addRule("#rss", "display: none;");
	document.styleSheets[1].addRule("#site-info", "top: 50px; margin: 0;");
	document.styleSheets[1].addRule("#message", "visibility: hidden;");
	
	if(YAHOO.env.ua.ie < 7) {
		document.styleSheets[0].addRule("#main", "width: 1024px;");
		document.styleSheets[1].addRule("#message", "zoom: 1;");
		document.styleSheets[1].addRule("#message", "filter: alpha(opacity=85);");
	}
}