My JavaScript verification external focus change

xiaoxiao2021-03-06  26

Function check () {if (document.news.title.value == "") {alert ("Please enter the title name"); document.news.title.focus (); // set focus return false;} if Document.news.username.value == "") {ALERT ("Please enter your user name"); document.news.usename.focus (); return false;} if (Document.news.password.value == "") {Alert ("Please enter your password"); document.news.password.focus (); return false;} if (document.news.authortype.value == "0") {Alert ("Select Unit "); Document.news.authortype.focus (); return false;} if (Document.newS.NewStype.Value ==" 0 ") {Alert (" Select Category "); Document.news.NewStype.focus () Return False;}}

transfer:

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