function checkdata() {
	if( strlen(qznewform.qzname.value)<1 || strlen(qznewform.qzname.value)>20 ) {
		alert("\请正确输入圈名,长度不超过10个汉字 !!")
		qznewform.qzname.focus()
		return false;
	}
	checkkeyword = qznewform.qzname.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("圈名请不要包含；;，,.。、等字符");
		qznewform.qzname.focus();
		return false;
		} 
	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=qznewform.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');
	}
}