在这一篇文章中，我们和大家分享一些免费的photoshop源文件，包括常用的界面元素，按钮，滚动条，导航，桌面挂件等等，希望会对你的设计有所帮助。更多photoshop素材，可以参阅以下文章《50套photoshop笔刷收集》《38套常用photoshop笔刷下载》《photoshop免费图层样式下载》。
Sweet Web Buttons PSD
http://365psd.com/day/2-351/
Newsletter Sign-up Form PSD
http://www.premiumpixels.com/freebies/newsletter-sign-up-form-psd/
Chrome Sliders and Toggles PSD
http://365psd.com/day/2-140/
Progress Bar PSD
http://365psd.com/day/2-290/
Circular Power Buttons PSD
http://www.premiumpixels.com/freebies/circular-power-buttons-psd/
Popup Modal Window PSD
http://www.premiumpixels.com/freebies/popup-modal-window-psd/
Instagram Sign-in Buttons PSD
http://365psd.com/day/357/
Shiny Interface Elements Pack PSD
http://365psd.com/day/2-341/
Facebook & Twitter Sign-in Buttons PSD
http://www.premiumpixels.com/freebies/facebook-twitter-sign-in-buttons-psd
Twitter Widget Design PSD
http://365psd.com/day/2-352/
Sticky Admin Bar PSD
http://www.premiumpixels.com/freebies/sticky-admin-bar-psd/
