function MM_preloadImages()
{
	var d=document;
	if(d.images)
	{
		if(!d.MM_p)
		d.MM_p=new Array();
		var i,j=d.MM_p.length,a=MM_preloadImages.arguments;
		for(i=0; i<a.length; i++)
		{
    		if (a[i].indexOf("#")!=0)
			{ 
				d.MM_p[j]=new Image;
				d.MM_p[j++].src=a[i];
			}
		}
	}
}
MM_preloadImages(
				 '/wp-content/themes/zhangyajun/images/rss_over.png'
				 );