diff --git a/script/index.js b/script/index.js
index c665814..9951633 100644
--- a/script/index.js
+++ b/script/index.js
@@ -137,19 +137,22 @@ relationship.setMode('cantonese',{
 	};
 	var bindChange = function(){
 		var value = $input.value.trim();
-		var sex = $sex[0].checked?1:0;
-		var mode = $mode[0].checked?$mode[0].value:$mode[1].value;
-		var reverse = !$reverse[0].checked;
 		if(value){
-			var result = relationship({text:value,sex:sex,reverse:reverse,mode:mode});
-			if(result.length){				
+			var result = relationship({text:value,sex:-1,type:'chain'});
+			if(result.length){
+				var first_name = result[0].split('的').shift();
 				var name = result[0].split('的').pop();
+				if(first_name=='老公'){
+					$sex[1].checked = true;
+				}else if(first_name=='老婆'){
+					$sex[0].checked = true;
+				}
 				if(!name){
 					toggleSex($sex[0].checked);
 				}else{
 					toggleSex('爸爸,老公,儿子,哥哥,弟弟,兄弟'.indexOf(name)>-1);
 				}
-			}			
+			}
 		}else{
 			$result.value = '';
 		}
@@ -268,4 +271,4 @@ relationship.setMode('cantonese',{
 		$result.value = $person.value = $target.value = '';
 	};
 	$panel.querySelector('.btn-green').onclick = count;
-})();
\ No newline at end of file
+})();