function showNewsDefault(boxId, e) { document.getElementById("linkDefault1").className = ""; document.getElementById("linkDefault2").className = ""; document.getElementById("linkDefault3").className = ""; document.getElementById("linkDefault4").className = ""; document.getElementById("boxDefault1").style.display = "none"; document.getElementById("boxDefault2").style.display = "none"; document.getElementById("boxDefault3").style.display = "none"; document.getElementById("boxDefault4").style.display = "none"; var displayBox = document.getElementById(boxId); displayBox.style.display = "block"; changeclass(e); }

function showWeekltDefault(boxId, e) { document.getElementById("boxWeekDefault1").className = ""; document.getElementById("boxWeekDefault2").className = "";  document.getElementById("boxWeekDefault1").style.display = "none"; document.getElementById("boxWeekDefault2").style.display = "none"; var displayBox = document.getElementById(boxId); displayBox.style.display = "block";changeclass(e); }

function showSubjectDefault(boxId,e){ document.getElementById("linkSubject1").className = ""; document.getElementById("linkSubject2").className = ""; document.getElementById("boxSubject1").style.display = "none"; document.getElementById("boxSubject2").style.display = "none"; var displayBox = document.getElementById(boxId); displayBox.style.display = "block"; changeclass(e);}

function showLandDefault(boxId,e){ document.getElementById("linkForum1").className = ""; document.getElementById("linkForum2").className = ""; document.getElementById("boxForum1").style.display = "none"; document.getElementById("boxForum2").style.display = "none"; var displayBox = document.getElementById(boxId); displayBox.style.display = "block"; changeclass(e);}

function showCjDefault(boxId,e){ document.getElementById("linkCj1").className = ""; document.getElementById("linkCj2").className = ""; document.getElementById("boxCj1").style.display = "none"; document.getElementById("boxCj2").style.display = "none"; var displayBox = document.getElementById(boxId); displayBox.style.display = "block"; changeclass(e);}

function showHotlpDefault(boxId,e){ document.getElementById("linkHotlp1").className = ""; document.getElementById("linkHotlp2").className = "";document.getElementById("linkHotlp3").className = "";document.getElementById("linkHotlp4").className = "";document.getElementById("linkHotlp5").className = ""; document.getElementById("linkHotlp6").className = "";document.getElementById("boxHotlp1").style.display = "none"; document.getElementById("boxHotlp2").style.display = "none";document.getElementById("boxHotlp3").style.display = "none";document.getElementById("boxHotlp4").style.display = "none"; document.getElementById("boxHotlp5").style.display = "none"; document.getElementById("boxHotlp6").style.display = "none"; var displayBox = document.getElementById(boxId); displayBox.style.display = "block"; changeclass(e);}

function showLppicDefault(boxId,e){ document.getElementById("linkLppic1").className = ""; document.getElementById("linkLppic2").className = "";document.getElementById("linkLppic3").className = "";document.getElementById("linkLppic4").className = "";document.getElementById("boxLppic1").style.display = "none"; document.getElementById("boxLppic2").style.display = "none";document.getElementById("boxLppic3").style.display = "none";document.getElementById("boxLppic4").style.display = "none";var displayBox = document.getElementById(boxId); displayBox.style.display = "block";changeclass(e);}

function showAttentionDefault(boxId,e){ document.getElementById("linkAttention1").className = ""; document.getElementById("linkAttention2").className = ""; document.getElementById("linkAttention3").className = ""; document.getElementById("boxAttention1").style.display = "none"; document.getElementById("boxAttention2").style.display = "none"; document.getElementById("boxAttention3").style.display = "none";  var displayBox = document.getElementById(boxId); displayBox.style.display = "block"; changeclass(e);}

function changeclass(obj)
{
	var obj1=obj.parentNode;
	var obj2=obj1.parentNode;
	for(var i=0;i<obj2.getElementsByTagName("li").length;i++)
	{
		obj2.getElementsByTagName("li")[i].className="";	
	}
	obj1.className="selected";
}

var code ; //在全局 定义验证码
function createcode(){ 
	code = "";
	var codeLength = 4;//验证码的长度
	var checkCode = document.getElementById("checkcode");
	checkCode.value = "";
	
	var selectChar = new Array(2,3,4,5,6,7,8,9,'A','B','C','D','E','F','G','H','J','K','L','M','N','P','Q','R','S','T','U','V','W','X','Y','Z');
	
	for(var i=0;i<codeLength;i++) {
	   var charIndex = Math.floor(Math.random()*32);
	   code +=selectChar[charIndex];
	}
	if(code.length != codeLength){
	   createcode();
	}
	checkCode.value = code;
}

function checkform()
{
	var form=document.houseform;
	if(form.username.value.length==0||form.house.value.length==0||form.phone.value.length==0||form.price.value.length==0||form.qq.value.length==0)
	{
		alert("内容未填写完整");
		return false;
	}
	if(form.yzm.value.lenght==0||form.yzm.value.toUpperCase()!=code)
	{
		alert("验证码错误");
		form.yzm.focus();
		return false;
	}
}