web即时聊天有消息头像跳动

结合Extjs tree做的.

?

//有消息头像跳动function jumpyIcon(id, duration){  var node = Ext.getCmp('chat-linkmanTree').getNodeById(id);if(node){if(isNaN(duration))duration = 800;  var iconEl = node.ui.getIconEl();var textEl = node.ui.getTextEl();var handler = window.setInterval(function(){if(node.attributes.flashX == 'x'){//是否跳动的标志iconEl.style.marginLeft = "5px";         textEl.style.marginLeft = "3px"; }           window.setTimeout(function(){                         iconEl.style.marginLeft = "";                textEl.style.marginLeft = "";                if(node.attributes.flashX != 'x'){return;}        },duration/2);      }, duration);}   };