diff --git a/plugins/php/install.sh b/plugins/php/install.sh
index e28431f07..26d394747 100755
--- a/plugins/php/install.sh
+++ b/plugins/php/install.sh
@@ -78,6 +78,12 @@ if [ "${action}" == "install" ] && [ -d ${serverPath}/php/${type} ];then
 	fi
 
 	echo "install PHP${type} extend end"
+
+	if [ ! -f /usr/local/bin/composer ];then
+		cd /tmp
+		curl -sS https://getcomposer.org/installer | php
+		mv composer.phar /usr/local/bin/composer
+	fi
 fi
 
 
diff --git a/route/static/app/crontab.js b/route/static/app/crontab.js
index 306242af9..9a65bbd3a 100755
--- a/route/static/app/crontab.js
+++ b/route/static/app/crontab.js
@@ -228,19 +228,21 @@ function planAdd(){
 
 	var sType = $(".planjs").find("b").attr("val");
 	var sBody = encodeURIComponent($("#implement textarea[name='sBody']").val());
-	
-	if(sType == 'toFile'){
-		if($("#viewfile").val() == ''){
-			layer.msg('请选择脚本文件!',{icon:2});
-			return;
-		}
-	} else {
+
+	if (sType == 'toShell'){
 		if(sBody == ''){
 			$("#implement textarea[name='sBody']").focus();
 			layer.msg('脚本代码不能为空!',{icon:2});
 			return;
 		}
 	}
+
+	if(sType == 'toFile'){
+		if($("#viewfile").val() == ''){
+			layer.msg('请选择脚本文件!',{icon:2});
+			return;
+		}
+	}
 	
 	var urladdress = $("#urladdress").val();
 	if(sType == 'toUrl'){