javascript - Image slider working locally but completely absent on upload -

i'm novice web designer. friend, customized site free template. @ top of page js image slider, appears right rain when browser preview done via wysiwyg tool.

however, slider disappears once uploaded. nothing present in space , content below slider pushed upward. unfortunately, lack necessary skills troubleshoot issue. need me help?

the web address http://www.michianamemories.com

the css rule:

.ps_container{ display:none; width:656px; height:345px; margin:20px auto 80px auto; position:relative; background:url(../images/slider_bg.png) no-repeat center; } 

is setting div class ps_container's display none, when remove display:none in browser inspector photo slider appear.