مشکلات در html و راه حل آنها - درخواست

[SoltanHost.Net]

با سلام خدمت همه دوستان

بنده قالبم رو عوض کردم ولی متاسفانه سایت gtmetrix.com ارور هایی در مورد سایت من داد که از جمله این ها هستش

Combine images using CSS sprites

The following images served from soltanhost.net should be combined into as few images as possible using CSS sprites.
http://soltanhost.net/templates/them...countlogin.png
http://soltanhost.net/templates/them...ages/arrow.png
http://soltanhost.net/templates/them...ages/boxbg.png
http://soltanhost.net/templates/them...es/bullet1.png
http://soltanhost.net/templates/them...domainarea.png
http://soltanhost.net/templates/them...domainrate.png
http://soltanhost.net/templates/them...s/facebook.png
http://soltanhost.net/templates/them...s/footerbg.png
http://soltanhost.net/templates/them...ges/image1.png
http://soltanhost.net/templates/them...ges/image4.png
http://soltanhost.net/templates/them...s/linkedin.png
http://soltanhost.net/templates/them.../menuconbg.png
http://soltanhost.net/templates/them...s/menulibg.png
http://soltanhost.net/templates/them...s/ordernow.png
http://soltanhost.net/templates/them...pagination.png
http://soltanhost.net/templates/them...es/twitter.png

Leverage browser caching

The following cacheable resources have a short freshness lifetime. Specify an expiration at least one week in the future for the following resources:
http://soltanhost.net/templates/theme/css/bootstrap.css (expiration not specified)
http://soltanhost.net/templates/theme/css/whmcs.css (expiration not specified)
http://soltanhost.net/templates/theme/font.css (expiration not specified)
http://soltanhost.net/templates/theme/font/BYekan.woff (expiration not specified)
http://soltanhost.net/templates/them...css/global.css (expiration not specified)
http://soltanhost.net/templates/theme/html/css/menu.css (expiration not specified)
http://soltanhost.net/templates/them.../css/style.css (expiration not specified)
http://soltanhost.net/templates/them...countlogin.png (expiration not specified)
http://soltanhost.net/templates/them...ages/arrow.png (expiration not specified)
http://soltanhost.net/templates/them...es/banner1.jpg (expiration not specified)
http://soltanhost.net/templates/them...ages/boxbg.png (expiration not specified)
http://soltanhost.net/templates/them...es/bullet1.png (expiration not specified)
http://soltanhost.net/templates/them...domainarea.png (expiration not specified)
http://soltanhost.net/templates/them...domainrate.png (expiration not specified)
http://soltanhost.net/templates/them...s/facebook.png (expiration not specified)
http://soltanhost.net/templates/them...s/footerbg.png (expiration not specified)
http://soltanhost.net/templates/them...ages/globe.png (expiration not specified)
http://soltanhost.net/templates/them...ges/image1.png (expiration not specified)
http://soltanhost.net/templates/them...ges/image2.png (expiration not specified)
http://soltanhost.net/templates/them...ges/image3.png (expiration not specified)
http://soltanhost.net/templates/them...ges/image4.png (expiration not specified)
http://soltanhost.net/templates/them...s/linkedin.png (expiration not specified)
http://soltanhost.net/templates/them...s/livechat.png (expiration not specified)
http://soltanhost.net/templates/them...mages/logo.png (expiration not specified)
http://soltanhost.net/templates/them...ages/logoz.jpg (expiration not specified)
http://soltanhost.net/templates/them.../menuconbg.png (expiration not specified)
http://soltanhost.net/templates/them...s/menulibg.png (expiration not specified)
http://soltanhost.net/templates/them...s/ordernow.png (expiration not specified)
http://soltanhost.net/templates/them...pagination.png (expiration not specified)
http://soltanhost.net/templates/them...es/plansbg.jpg (expiration not specified)
http://soltanhost.net/templates/them...ges/search.png (expiration not specified)
http://soltanhost.net/templates/them...estimonial.jpg (expiration not specified)
http://soltanhost.net/templates/them...es/twitter.png (expiration not specified)
http://soltanhost.net/templates/them...s/viewmore.png (expiration not specified)
http://soltanhost.net/templates/theme/html/js/script.js (expiration not specified)
http://soltanhost.net/templates/them....min.jquery.js (expiration not specified)
http://soltanhost.net/templates/them...abonline.ir.js (expiration not specified)
http://soltanhost.net/templates/theme/js/whmcs.js (expiration not specified)
http://soltanhost.net/templates/theme/jscript/jquery.js (expiration not specified)