function checkform(){if($('#username').length>0&&$('#username').val()==""){alert("请输入您的名字.");return false;}
if($('#email').length>0&&$('#email').val()==""){alert("请输入您的电子邮件.");return false;}
if($('#clientcode').length>0&&$('#clientcode').val()==""){alert("请输入验证码.");return false;}
if($('#content').val()==""){alert("请输入内容.");return false;}
if(((postminchars!=0&&$('#content').val().length<postminchars)||(postmaxchars!=0&&$('#content').val().length>postmaxchars))){alert("您的评论内容长度不符合要求。\n\n当前长度: "+$('#content').val().length+" 字节\n系统限制: "+postminchars+" 到 "+postmaxchars+" 字节");return false;}
$('#submit').disabled=true;return true;}
function ctlent(event){if((event.ctrlKey&&event.keyCode==13)||(event.altKey&&event.keyCode==83)){$("#submit").click();}}
function addquote(obj,strAuthor){var text=$('#'+obj).html();text=text.replace(/alt\=(\"|)([^\"\s]*)(\"|)/g,"> $2 <");text=text.replace(/\<[^\<\>]+\>/g,"\n");text=text.replace(/ +/g," ");text=text.replace(/\n+/g,"\n");text=text.replace(/^\n*/gm,"");text=text.replace(/^\s*/gm,"");text=text.replace(/\n*$/gm,"");text=text.replace(/\s*$/gm,"");text=text.replace(/&lt;/g,"<");text=text.replace(/&gt;/g,">");text=text.replace(/&nbsp;&nbsp;/g,"  ");text=text.replace(/&amp;/g,"&");$("#content").val($("#content").val()+"[quote="+strAuthor+"]"+text+"[/quote]");$("#content").focus();}
function setCopy(content){if(navigator.userAgent.toLowerCase().indexOf('ie')>-1){clipboardData.setData('Text',content);alert("该地址已经复制到剪切板");}else{prompt("请复制网站地址:",content);}}
function showajaxdiv(url){var x=new Ajax('statusid','XML');x.get(url,showxml);}
function tagshow(tag){var x=new Ajax('statusid','XML');x.get(blogurl+'getxml.php?action=tag&tag='+encodeURIComponent(tag),showxml);}