function checkdata() {
if( strlen(kwcmsform.title.value)<3 || strlen(kwcmsform.title.value)>100 ) {
alert("\请输入正确标题,长度大于5字，少于50字 !!")
kwcmsform.title.focus()
return false;
}
//if(strlen(kwcmsform.keyword.value)<1) {
//	alert("请为您的贴子至少填写一个合适关键词");
//	kwcmsform.keyword.focus();
//	return false;
//}
//if(strlen(kwcmsform.keyword.value)<3) {
//	alert("关键词至少两个字");
//	kwcmsform.keyword.focus();
//	return false;
//}
checkkeyword = kwcmsform.keyword.value	
if ((checkkeyword.indexOf(",") > 0) || (checkkeyword.indexOf("，") > 0)  || (checkkeyword.indexOf("；") > 0)  || (checkkeyword.indexOf(",") > 0)  || (checkkeyword.indexOf(".") > 0)  || (checkkeyword.indexOf("、") > 0)   || (checkkeyword.indexOf("。") > 0) || (checkkeyword.indexOf("/") > 0) || (checkkeyword.indexOf("-") > 0) || (checkkeyword.indexOf("_") > 0) ) 			
{
	alert("输入的关键词格式不对，关键词应只以空格分开，不应包含；;，,.。、等");
	kwcmsform.keyword.focus();
	return false;
	} 

kwcms_CopyData('content');
return true;
}

function strlen(str){
	var len;
	var i;
	len = 0;
	for (i=0;i<str.length;i++){
		if (str.charCodeAt(i)>255) len+=2; else len++;
	}
	return len;
}
function isWhiteWpace (s)
{
  var whitespace = " \t\n\r";
  var i;
  for (i = 0; i < s.length; i++){   
     var c = s.charAt(i);
     if (whitespace.indexOf(c) >= 0) {
		  return true;
	  }
   }
   return false;
}
function ismail (s)
{
  var mailgs = "@";
  var i;
  for (i = 0; i < s.length; i++){   
     var c = s.charAt(i);
     if (mailgs.indexOf(c) >= 0) {
		  return true;
	  }
   }
   return false;
}
function isSsnString (ssn)
{
	var re=/^[0-9a-z][\w-.]*[0-9a-z]$/i;
	if(re.test(ssn))
		return true;
	else
		return false;
}
function checkssn(gotoURL) {
   var ssn=kwcmsform.username.value.toLowerCase();
   if (checkUserName(ssn)){
	   var open_url = gotoURL + "?username=" + ssn;
	   window.open(open_url,'','status=0,directories=0,resizable=0,toolbar=0,location=0,scrollbars=0,width=322,height=200');
	}
}