form.js
上传用户:yuyunping
上传日期:2013-03-21
资源大小:1844k
文件大小:1k
- <script language="javascript">
- ie = (document.all)? true:false
- if (ie){
- function ctlent(eventobject){if(event.ctrlKey && window.event.keyCode==13){this.document.frmAnnounce.submit();}}
- }
- function DoTitle(addTitle) {
- var revisedTitle;
- var currentTitle = document.frmAnnounce.subject.value;
- revisedTitle = currentTitle+addTitle;
- document.frmAnnounce.subject.value=revisedTitle;
- document.frmAnnounce.subject.focus();
- return; }
- function isempty(str)
- {
- var temp="";
- var ll=str.length;
- var index=true;
- for(var i=0;i<ll;i++)
- {
- temp=str.substring(i,i+1);
- if (temp!=" ")
- index=false
- }
- return index;
- }
- function check(frmAnnounce){
- if (isempty(frmAnnounce.userName.value)){
- alert("您没有填写用户名。");
- frmAnnounce.userName.focus();
- return false;
- }
- if (isempty(frmAnnounce.userPassword.value)){
- alert("您没有填写密码。");
- frmAnnounce.userPassword.focus();
- return false;
- }
- if (isempty(frmAnnounce.subject.value)){
- alert("您没有填写帖子主题。");
- frmAnnounce.subject.focus();
- return false;
- }
- return true;
- }
- </script>