function checkSex()
{
	var istrue = true;
	if( document.logonForm.name.value.replace(/^\s+|\s+$/g,"") =='' ){
		document.getElementById("logonname").innerHTML='<font color="blue"> 请输入用户</font>';
		istrue = false;
	}
	else if(document.logonForm.name.value.replace(/^\s+|\s+$/g,"") !='')
	{
		for(i=0;i < document.logonForm.name.value.length;i++){
			if(!((document.logonForm.name.value.charCodeAt(i)>=48&&document.logonForm.name.value.charCodeAt(i)<=57)
				||(document.logonForm.name.value.charCodeAt(i)>=65&&document.logonForm.name.value.charCodeAt(i)<=90)
				||(document.logonForm.name.value.charCodeAt(i)>=97&&document.logonForm.name.value.charCodeAt(i)<=122))){			
				document.getElementById("logonname").innerHTML='<font color="blue">用户名输入错误,请正确输入</font>';
				istrue = false;
				break;
			}			
		}	
	}

	if( document.getElementById("password").value.replace(/^\s+|\s+$/g,"")=='')
	{
		document.getElementById("passw").innerHTML='<font color="blue"> 请输入用户密码</font>';
		istrue = false;
	}
	 else if(document.getElementById("password").value.length<6 || document.getElementById("password").value.length > 20 )
	{
		document.getElementById("passw").innerHTML='<font color="blue"> 密码不能少于6位,大于20位</font>';
		istrue = false;
	}

 	if(document.getElementById("codeDate").value.replace(/^\s+|\s+$/g,"")=='')
	{
			document.getElementById("codeMessage").innerHTML='<font color="blue"> 验证码不能为空</font>'
			istrue = false;
	}
	else if( document.getElementById("codeDate").value.length < 4 )
	{
			document.getElementById("codeMessage").innerHTML='<font color="blue"> 验证码不正确</font>'
			istrue = false;
	}

	if(istrue)
	{
		document.logonForm.submit();
	}
}	

function checkSex1()
{
	var istrue = true;
	 var alertcontent = '';
	 
	if( document.logonForm.name.value.replace(/^\s+|\s+$/g,"") =='' ){
		alertcontent=alertcontent +  '请输入用户名\n';
		istrue = false;
	}
	else if(document.logonForm.name.value.replace(/^\s+|\s+$/g,"") !='')
	{
		for(i=0;i < document.logonForm.name.value.length;i++){
			if(!((document.logonForm.name.value.charCodeAt(i)>=48&&document.logonForm.name.value.charCodeAt(i)<=57)
				||(document.logonForm.name.value.charCodeAt(i)>=65&&document.logonForm.name.value.charCodeAt(i)<=90)
				||(document.logonForm.name.value.charCodeAt(i)>=97&&document.logonForm.name.value.charCodeAt(i)<=122))){			
				alertcontent=alertcontent +  '用户名输入错误,请正确输入\n';
				istrue = false;
				break;
			}			
		}	
	}

	if( document.getElementById("password").value.replace(/^\s+|\s+$/g,"")=='')
	{
		alertcontent=alertcontent +  '请输入用户密码\n';
		istrue = false;
	}
	 else if(document.getElementById("password").value.length<6 || document.getElementById("password").value.length > 20 )
	{
		alertcontent=alertcontent +  '密码不能少于6位,大于20位\n';
		istrue = false;
	}

	if(istrue)
	{
		document.logonForm.submit();
	}
	else {
		alert(alertcontent);
	}
}