fix select bug
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							@ -147,14 +147,14 @@ layui.define('layer', function(exports){
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          });
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          //检测值是否不属于select项
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          var notOption = function(value, callback, keyup){
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          var notOption = function(value, callback, origin){
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            var num = 0;
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            layui.each(dds, function(){
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              var othis = $(this)
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              ,text = othis.text()
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              ,not = text.indexOf(value) === -1;
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              if(value === '' || not) num++;
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              keyup && othis[not ? 'addClass' : 'removeClass'](HIDE);
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              if(value === '' || (origin === 'blur') ? value !== text : not) num++;
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              origin === 'keyup' && othis[not ? 'addClass' : 'removeClass'](HIDE);
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            });
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            var none = num === dds.length;
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            return callback(none), none;
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@ -177,7 +177,7 @@ layui.define('layer', function(exports){
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              } else {
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                dl.find('.'+NONE).remove();
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              }
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            }, true);
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            }, 'keyup');
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            if(value === ''){
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              dl.find('.'+NONE).remove();
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@ -187,11 +187,13 @@ layui.define('layer', function(exports){
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            input.on('keyup', search).on('blur', function(e){
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              thatInput = input;
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              initValue = dl.find('.'+THIS).html();
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              notOption(input.val(), function(none){
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                if(none && !initValue){
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                  input.val('');
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                }
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              });
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              setTimeout(function(){
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                notOption(input.val(), function(none){
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                  if(none && !initValue){
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                    input.val('');
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                  }
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                }, 'blur');
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              }, 200);
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            });
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          }
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