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POhow to hold(and show) the current 'a' element when you put 'history.back()' that you clicked just a moment ago
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  1. POhow to hold(and show) the current 'a' element when you put 'history.back()' that you clicked just a moment ago
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    copied!<p>in this page <a href="http://api.jquery.com/category/effects/" rel="nofollow noreferrer">http://api.jquery.com/category/effects/</a></p> <p>when you put 'up'(keyboard) and 'down',then put 'enter',it will go to the current url,</p> <p>and when you put 'backspace'</p> <p>it will always show the same 'li' element you put 'enter'.</p> <p>how to set this.</p> <p>this is my code:</p> <pre><code> shortcut.add("up",function(e) { var a=$('#start &gt; div:first-child'); var b=$('#start &gt; div.live')[0]; var c=$('#start &gt; div:last-child'); if(b==a[0]){ b=$(b); b.removeClass('live'); c.addClass('live'); b=c; } else if(b){ b=$(b); b.removeClass('live'); b.prev().addClass('live'); } else{ b=$(b); a.addClass('live') } // var a=$('#start &gt; div.live a')[0]; a.focus(); a.focus(function(){ this.parent().parent().addClass('live'); }) // var currentHeight = b.outerHeight(), offset = b.prev().offset(); //alert(currentHeight+' '+offset.top) var _targetScrollTop = Math.round( offset.top - currentHeight - ($(window).height()/3) ); //$('html,body').animate({ scrollTop: _targetScrollTop }, 100); $('html,body').scrollTop(_targetScrollTop); // }); shortcut.add("down",function(e) { var a=$('#start &gt; div:first-child'); var b=$('#start &gt; div.live')[0]; var c=$('#start &gt; div:last-child'); if(c[0]==b){ b=$(b); b.removeClass('live'); a.addClass('live'); } else if(b){ b=$(b); b.removeClass('live'); b.next().addClass('live'); }else{ a.addClass('live'); } // var a=$('#start &gt; div.live a')[0]; a.focus(); a.focus(function(){ this.parent().parent().addClass('live'); }) // if(!b)return; var currentHeight = b.outerHeight(), offset = b.next().offset(); //alert(currentHeight+' '+offset.top) var _targetScrollTop = Math.round( offset.top - currentHeight - ($(window).height()/3) ); //$('html,body').animate({ scrollTop: _targetScrollTop }, 100); $('html,body').scrollTop(_targetScrollTop); // }) } </code></pre>
 

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