if(YAHOO.env.ua.ie && YAHOO.env.ua.ie < 9) {
	//for IE all
	document.styleSheets[1].addRule("#modify", "display: none;");
	//document.styleSheets[1].addRule("#info-push-unit", "top: 405px; margin: 0 0 405px 0;");
	//document.styleSheets[1].addRule("#info-other-unit", "visibility: hidden; margin-bottom: 0;");
	
	//for IE6 or Lower
	if(YAHOO.env.ua.ie < 7) {
		document.styleSheets[0].addRule("#main", "background: url(../img/basic/back_transparent_white_90.png);");
		document.styleSheets[1].addRule("#modify", "background: url(../img/basic/back_transparent_white_95.png);");
		//document.styleSheets[1].addRule("#info-push-unit h4", "zoom: 1; background: none; filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src='./img/basic/back_h4_push.png', sizingMethod='scale');");
		//document.styleSheets[1].addRule("#info-other-unit", "background: url(../img/basic/back_transparent_white_95.png);");
	}
} else if(document.styleSheets[1].insertRule) {
	//for Safari 2.x
	if(YAHOO.env.ua.webkit && YAHOO.env.ua.webkit < 522) {
		document.write('<style type="text/css">#modify { display: none; }</style>');
		//document.write('<style type="text/css">#info-push-unit { top: 405px; margin: 0 0 405px 0; }</style>');
		//document.write('<style type="text/css">#info-other-unit { visibility: hidden; margin-bottom: 0; }</style>');
	}
	
	//for Mozilla
	document.styleSheets[1].insertRule("#modify { display: none; }", document.styleSheets[1].cssRules.length);
	//document.styleSheets[1].insertRule("#info-push-unit { top: 405px; margin: 0 0 405px 0; }", document.styleSheets[1].cssRules.length);
	//document.styleSheets[1].insertRule("#info-other-unit { visibility: hidden; margin-bottom: 0; }", document.styleSheets[1].cssRules.length);
	document.styleSheets[1].insertRule("#info-other-unit { -moz-border-radius: 10px; -webkit-border-radius: 10px; }", document.styleSheets[0].cssRules.length);
}