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J=m.options.marginTop;if(!J){return 0}if(typeof(J)==="function"){return J.apply(H)}return J}function B(){if(!a.isScrollToFixed(H)||H.is(":hidden")){return}var M=c;var L=h();if(!c){v()}else{if(h()){E=H.offset().top;r=H.offset().left}}var J=a(window).scrollLeft();var N=a(window).scrollTop();var 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n(){if(!m.options.bottom){return 0}return m.options.bottom}function p(){var J=H.css("position");if(J=="absolute"){H.trigger("postAbsolute.ScrollToFixed")}else{if(J=="fixed"){H.trigger("postFixed.ScrollToFixed")}else{H.trigger("postUnfixed.ScrollToFixed")}}}var D=function(J){if(H.is(":visible")){c=false;B()}else{l()}};var G=function(J){(!!window.requestAnimationFrame)?requestAnimationFrame(B):B()};var C=function(){var K=document.body;if(document.createElement&&K&&K.appendChild&&K.removeChild){var M=document.createElement("div");if(!M.getBoundingClientRect){return null}M.innerHTML="x";M.style.cssText="position:fixed;top:100px;";K.appendChild(M);var N=K.style.height,O=K.scrollTop;K.style.height="3000px";K.scrollTop=500;var J=M.getBoundingClientRect().top;K.style.height=N;var L=(J===100);K.removeChild(M);K.scrollTop=O;return L}return null};var s=function(J){J=J||window.event;if(J.preventDefault){J.preventDefault()}J.returnValue=false};m.init=function(){m.options=a.extend({},a.ScrollToFixed.defaultOptions,i);z=H.css("z-index");m.$el.css("z-index",m.options.zIndex);u=a("<div />");I=H.css("position");F=H.css("position");k=H.css("float");e=H.css("top");if(h()){m.$el.after(u)}a(window).bind("resize.ScrollToFixed",D);a(window).bind("scroll.ScrollToFixed",G);if("ontouchmove" in window){a(window).bind("touchmove.ScrollToFixed",B)}if(m.options.preFixed){H.bind("preFixed.ScrollToFixed",m.options.preFixed)}if(m.options.postFixed){H.bind("postFixed.ScrollToFixed",m.options.postFixed)}if(m.options.preUnfixed){H.bind("preUnfixed.ScrollToFixed",m.options.preUnfixed)}if(m.options.postUnfixed){H.bind("postUnfixed.ScrollToFixed",m.options.postUnfixed)}if(m.options.preAbsolute){H.bind("preAbsolute.ScrollToFixed",m.options.preAbsolute)}if(m.options.postAbsolute){H.bind("postAbsolute.ScrollToFixed",m.options.postAbsolute)}if(m.options.fixed){H.bind("fixed.ScrollToFixed",m.options.fixed)}if(m.options.unfixed){H.bind("unfixed.ScrollToFixed",m.options.unfixed)}if(m.options.spacerClass){u.addClass(m.options.spacerClass)}H.bind("resize.ScrollToFixed",function(){u.height(H.height())});H.bind("scroll.ScrollToFixed",function(){H.trigger("preUnfixed.ScrollToFixed");l();H.trigger("unfixed.ScrollToFixed");B()});H.bind("detach.ScrollToFixed",function(J){s(J);H.trigger("preUnfixed.ScrollToFixed");l();H.trigger("unfixed.ScrollToFixed");a(window).unbind("resize.ScrollToFixed",D);a(window).unbind("scroll.ScrollToFixed",G);H.unbind(".ScrollToFixed");u.remove();m.$el.removeData("ScrollToFixed")});D()};m.init()};a.ScrollToFixed.defaultOptions={marginTop:0,limit:0,bottom:-1,zIndex:1000,baseClassName:"scroll-to-fixed-fixed"};a.fn.scrollToFixed=function(b){return this.each(function(){(new a.ScrollToFixed(this,b))})}})(jQuery);