$(function(){
	$("img.rollover").each(function(){
		$("<img>").attr("src",$(this).attr("src").replace(/^(.+)(\.[a-z]+)$/, "$1_f2$2"));
	})
	
	
	if($.browser.msie && $.browser.version<7){
		$("img.rollover").each(function(){
			
			$(this)
				.data("src",$(this).attr("src"))
				.attr("src","http://www.viva-mambo.co.jp/jp/shared/img/spacer.gif")
				.css("filter","progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+$(this).data("src")+"',sizingMethod='scale')")
			
		}).mouseover(function(){
			$(this).css("filter","progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+$(this).data("src").replace(/^(.+)(\.[a-z]+)$/, "$1_f2$2")+"',sizingMethod='scale')")
		}).mouseout(function(){
			$(this).css("filter","progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+$(this).data("src")+"',sizingMethod='scale')")
		})
		
		$("img.pngfix").each(function(){
			
			$(this)
				.data("src",$(this).attr("src"))
				.attr("src","http://www.viva-mambo.co.jp/jp/shared/img/spacer.gif")
				.css("filter","progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+$(this).data("src")+"',sizingMethod='scale')")
		})

	}else{
		$("img.rollover").mouseover(function(){
			$(this).attr("src",$(this).attr("src").replace(/^(.+)(\.[a-z]+)$/, "$1_f2$2"));
		}).mouseout(function(){
			$(this).attr("src",$(this).attr("src").replace(/^(.+)_f2(\.[a-z]+)$/, "$1$2"));
		})
	}
})