The loading status is the spinning ... the in progress ...the glass hour thingy or whatever you want to call it as long the purpose is to prevent user to perform any action before the previous action is completed. use action:status no controller class required if you are using with apex:command tag, put rerender if not the loading status will not work 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 <style> .spinnerBg { width : 100% ; height : 100% ; position : absolute ; background-color : #000 ; opacity : 0.2 ; z-index : 999999 ; } .spinner { width : 100% ; height : 100% ; position : absolute ; background-image : url("/img/loading32.gif") ;