getBlank.js 1.1 KB

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  1. /*
  2. * Copyright 2002-2004 The Apache Software Foundation or its licensors,
  3. * as applicable.
  4. *
  5. * Licensed under the Apache License, Version 2.0 (the "License");
  6. * you may not use this file except in compliance with the License.
  7. * You may obtain a copy of the License at
  8. *
  9. * http://www.apache.org/licenses/LICENSE-2.0
  10. *
  11. * Unless required by applicable law or agreed to in writing, software
  12. * distributed under the License is distributed on an "AS IS" BASIS,
  13. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14. * See the License for the specific language governing permissions and
  15. * limitations under the License.
  16. */
  17. /**
  18. * This script, when included in a html file and called from a form text field, will set the value of this field to ""
  19. * if the text value is still the standard value.
  20. *
  21. * Typical usage:
  22. * <script type="text/javascript" language="JavaScript" src="getBlank.js"></script>
  23. * <input type="text" id="query" value="Search the site:" onFocus="getBlank (this, 'Search the site:');"/>
  24. */
  25. <!--
  26. function getBlank (form, stdValue){
  27. if (form.value == stdValue){
  28. form.value = '';
  29. }
  30. return true;
  31. }
  32. //-->