javascript - how to get last and first slide to make next and previous button active or disable accordingly -


i have created slider code...

trying first , last slide make next , previous button active or disable accordigly... can me it..

$(document).ready(function(){        $('.myslider-wrapper').each(function(){      // thumbslide         var countslider = $('.thumbslide', this).length;         if((".thumbslide").length){                     // declare variables             var totalimages = $(".thumbslide > li", this).length,                  imagewidth = $(".thumbslide > li:first", this).outerwidth(true),                 totalwidth = imagewidth * totalimages,                 visibleimages = math.round($(".thumbslide-wrap", this).width() / imagewidth),                 visiblewidth = visibleimages * imagewidth,                 stopposition = (visiblewidth - totalwidth/countslider);               $(".thumbslide", this).width(totalwidth+10);         }                 $(".thumbslide-prev", this).click(function(){                 var parentmove = $(this).parent().prev('.thumbslide');                 if(parentmove.position().left < 0 && !$(".thumbslide").is(":animated")){                     parentmove.animate({left : "+=" + imagewidth + "px"});                 }                                return false;             });                     $(".thumbslide-next", this).click(function(){                 var parentmove = $(this).parent().prev('.thumbslide');                 if(parentmove.position().left > stopposition && !$(".thumbslide").is(":animated")){                     parentmove.animate({left : "-=" + imagewidth + "px"});                                   }                                return false;             });               });  });

jsfiddle: http://jsfiddle.net/glsqs/1/

many thanks..

i have modified code little bit. try fiddle below.

$(document).ready(function(){    $('.myslider-wrapper').each(function(){  // thumbslide     var countslider = $('.thumbslide', this).length;     if((".thumbslide").length){                 // declare variables         var totalimages = $(".thumbslide > li", this).length,              imagewidth = $(".thumbslide > li:first", this).outerwidth(true),             totalwidth = imagewidth * totalimages,             visibleimages = math.round($(".thumbslide-wrap", this).width() / imagewidth),             visiblewidth = visibleimages * imagewidth,             stopposition = (visiblewidth - totalwidth/countslider);           $(".thumbslide", this).width(totalwidth+10);     }             $(".thumbslide-prev", this).click(function(){             var parentmove = $(this).parent().prev('.thumbslide');             if(parentmove.position().left < 0 && !$(".thumbslide").is(":animated")){                 parentmove.animate({left : "+=" + imagewidth + "px"});                   $(this).parent().find('.disable').removeclass('disable');             }else{             $(this).parent().find('.thumbslide-prev').addclass('disable');                 }                            return false;         });                 $(".thumbslide-next", this).click(function(){             var parentmove = $(this).parent().prev('.thumbslide');             if(parentmove.position().left > stopposition && !$(".thumbslide").is(":animated")){                 parentmove.animate({left : "-=" + imagewidth + "px"});                  $(this).parent().find('.disable').removeclass('disable');             }else{              $(this).parent().find('.thumbslide-next').addclass('disable');              }                            return false;         });           });

});

updated fiddle


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