Typical code that validate form on submit.
<script language="JavaScript"> myFunctionName() { if (document.myForm.myText.value == '') return false; // When it returns false - your form will not submit and will not redirect too else return true; // When it returns true - your form will submit and will redirect // (actually it's a part of submit) id you have mentioned in action } </script> <form name="myForm" onSubmit="return myFunctionName()"> <input type="text" name="myText"> <input type="submit" value="Click Me"> </form>