http://i.80tvb.com/jqueryui-icons-list/
在使用jQueryUI的button时真心感叹这东使用起来是多方便的，这里把jQueryUI默认样式里的Icons图标列了出来，以方便需要时查阅。
ui-icon-carat-1-n
ui-icon-carat-1-ne
ui-icon-carat-1-e
ui-icon-carat-1-se
ui-icon-carat-1-s
ui-icon-carat-1-sw
ui-icon-carat-1-w
ui-icon-carat-1-nw
ui-icon-carat-2-n-s
ui-icon-carat-2-e-w
ui-icon-triangle-1-n
ui-icon-triangle-1-ne
ui-icon-triangle-1-e
ui-icon-triangle-1-se
ui-icon-triangle-1-s
ui-icon-triangle-1-sw
ui-icon-triangle-1-w
ui-icon-triangle-1-nw
ui-icon-triangle-2-n-s
ui-icon-triangle-2-e-w
ui-icon-arrow-1-n
ui-icon-arrow-1-ne
ui-icon-arrow-1-e
ui-icon-arrow-1-se
ui-icon-arrow-1-s
ui-icon-arrow-1-sw
ui-icon-arrow-1-w
ui-icon-arrow-1-nw
ui-icon-arrow-2-n-s
ui-icon-arrow-2-ne-sw
ui-icon-arrow-2-e-w
ui-icon-arrow-2-se-nw
ui-icon-arrowstop-1-n
ui-icon-arrowstop-1-e
ui-icon-arrowstop-1-s
ui-icon-arrowstop-1-w
ui-icon-arrowthick-1-n
ui-icon-arrowthick-1-ne
ui-icon-arrowthick-1-e
ui-icon-arrowthick-1-se
ui-icon-arrowthick-1-s
ui-icon-arrowthick-1-sw
ui-icon-arrowthick-1-w
ui-icon-arrowthick-1-nw
ui-icon-arrowthick-2-n-s
ui-icon-arrowthick-2-ne-sw
ui-icon-arrowthick-2-e-w
ui-icon-arrowthick-2-se-nw
ui-icon-arrowthickstop-1-n
ui-icon-arrowthickstop-1-e
ui-icon-arrowthickstop-1-s
ui-icon-arrowthickstop-1-w
ui-icon-arrowreturnthick-1-w
ui-icon-arrowreturnthick-1-n
ui-icon-arrowreturnthick-1-e
ui-icon-arrowreturnthick-1-s
ui-icon-arrowreturn-1-w
ui-icon-arrowreturn-1-n
ui-icon-arrowreturn-1-e
ui-icon-arrowreturn-1-s
ui-icon-arrowrefresh-1-w
ui-icon-arrowrefresh-1-n
ui-icon-arrowrefresh-1-e
ui-icon-arrowrefresh-1-s
ui-icon-arrow-4
ui-icon-arrow-4-diag
ui-icon-extlink
ui-icon-newwin
ui-icon-refresh
ui-icon-shuffle
ui-icon-transfer-e-w
ui-icon-transferthick-e-w
ui-icon-folder-collapsed
ui-icon-folder-open
ui-icon-document
ui-icon-document-b
ui-icon-note
ui-icon-mail-closed
ui-icon-mail-open
ui-icon-suitcase
ui-icon-comment
ui-icon-person
ui-icon-print
ui-icon-trash
ui-icon-locked
ui-icon-unlocked
ui-icon-bookmark
ui-icon-tag
ui-icon-home
ui-icon-flag
ui-icon-calculator
ui-icon-cart
ui-icon-pencil
ui-icon-clock
ui-icon-disk
ui-icon-calendar
ui-icon-zoomin
ui-icon-zoomout
ui-icon-search
ui-icon-wrench
ui-icon-gear
ui-icon-heart
ui-icon-star
ui-icon-link
ui-icon-cancel
ui-icon-plus
ui-icon-plusthick
ui-icon-minus
ui-icon-minusthick
ui-icon-close
ui-icon-closethick
ui-icon-key
ui-icon-lightbulb
ui-icon-scissors
ui-icon-clipboard
ui-icon-copy
ui-icon-contact
ui-icon-image
ui-icon-video
ui-icon-script
ui-icon-alert
ui-icon-info
ui-icon-notice
ui-icon-help
ui-icon-check
ui-icon-bullet
ui-icon-radio-off
ui-icon-radio-on
ui-icon-pin-w
ui-icon-pin-s
ui-icon-play
ui-icon-pause
ui-icon-seek-next
ui-icon-seek-prev
ui-icon-seek-end
ui-icon-seek-first
ui-icon-stop
ui-icon-eject
ui-icon-volume-off
ui-icon-volume-on
ui-icon-power
ui-icon-signal-diag
ui-icon-signal
ui-icon-battery-0
ui-icon-battery-1
ui-icon-battery-2
ui-icon-battery-3
ui-icon-circle-plus
ui-icon-circle-minus
ui-icon-circle-close
ui-icon-circle-triangle-e
ui-icon-circle-triangle-s
ui-icon-circle-triangle-w
ui-icon-circle-triangle-n
ui-icon-circle-arrow-e
ui-icon-circle-arrow-s
ui-icon-circle-arrow-w
ui-icon-circle-arrow-n
ui-icon-circle-zoomin
ui-icon-circle-zoomout
ui-icon-circle-check
ui-icon-circlesmall-plus
ui-icon-circlesmall-minus
ui-icon-circlesmall-close
ui-icon-squaresmall-plus
ui-icon-squaresmall-minus
ui-icon-squaresmall-close
ui-icon-grip-dotted-vertical
ui-icon-grip-solid-vertical
ui-icon-grip-solid-horizontal
ui-icon-gripsmall-diagonal-se
ui-icon-grip-diagonal-se