jquery漂亮大气的115网盘登录注册界面

款来自115网盘首页的登录+注册+通栏banner特效代码。背景切换相关代码实现var defaultInd = 0; var list = $('#js_ban_content').children(); var count = 0; var change = function(newInd, callback){ if(count) return; count = 2; $(list[defaultInd]).fadeOut(400, function(){ count--; if(count <= 0){ if(start.timer) window.clearTimeout(start.timer); callback && callback(); } }); $(list[newInd]).fadeIn(400, function(){ defaultInd = newInd; count--; if(count <= 0){ if(start.timer) window.clearTimeout(start.timer); callback && callback(); } }); } var next = function(callback){ var newInd = defaultInd + 1; if(newInd >= list.length){ newInd = 0; } change(newInd, callback); } var start = function(){ if(start.timer) window.clearTimeout(start.timer); start.timer = window.setTimeout(function(){ next(function(){ start(); }); }, 8000); } start(); $('#js_ban_button_box').on('click', 'a', function(){ var btn = $(this); if(btn.hasClass('right')){ //next next(function(){ start(); }); } else{ //prev var newInd = defaultInd - 1; if(newInd < 0){ newInd = list.length - 1; } change(newInd, function(){ start(); }); } return false; }); })();

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