preview site for fix and fresh
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@@ -0,0 +1,48 @@
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(function($){
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$.fn.scrollShowTime=function(o){
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var getOption = {
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correctionY: 100
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, onShow: function(){}
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}
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$.extend(getOption, o);
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return this.each(function(){
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var _this = $(this)
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,topOffset
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,windowHeight
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,_visible=false
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,_win=$(window)
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,_doc=$(document)
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;
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init();
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function init(){
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setTopOffset();
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_this.addClass('hide_state');
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addEventHandler();
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}//end init
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function setTopOffset(){
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topOffset = _this.offset().top;
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}
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function addEventHandler(){
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$(window).on('scroll',function(){
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setTopOffset();
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positionListener();
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}).trigger('scroll');
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$(window).on('resize', function(){
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setTopOffset();
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positionListener();
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})
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}
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positionListener();
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function positionListener(){
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windowHeight = $(window).height();
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if(((windowHeight+_doc.scrollTop()-getOption.correctionY) > topOffset) && (!_visible)){
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_visible = true;
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_this.toggleClass("hide_state show_state");
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getOption.onShow();
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}
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}
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})
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}
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})(jQuery)
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