function clearTxt (id) {
  if (document.getElementById(id).value == "关键字搜索" ||
    document.getElementById(id).value == "请填写手机号码办理自助业务" ||
    document.getElementById(id).value == "请输入您的手机号码" ||
    document.getElementById(id).value == "请输入手机号" ||
    document.getElementById(id).value == "请输入关键字" )
    document.getElementById(id).value="";
  return ;
}

/* 省市链接 */
function jumpMenu(targ,selObj,restore){
window.open(selObj.options[selObj.selectedIndex].value);
if (restore) selObj.selectedIndex=0;
}

/* 顶部菜单 */
startList = function nav () {
	navRoot = document.getElementById("nav");
	if(navRoot){
		for (i=0; i<navRoot.childNodes.length; i++) {
			node = navRoot.childNodes[i];
			if (node.nodeName=="LI") {
				node.onmouseover=function() {
					this.className+=" over";
				}
				node.onmouseout=function() {
					this.className=this.className.replace(" over", "");
				}
			}
		}	
	}	
}
window.onload=startList;

/* 搜索关键词控制 */
function search_local_click(){
 if (document.frm_search.qt.value == '' || document.frm_search.qt.value.length<2) { 
 alert("关键字必须至少有两个汉字或英文字母");
  document.frm_search.qt.focus(); 
  return false;
  }
  if (document.frm_search.qt.value == '关键字搜索') {
  alert("请输入关键字");
  document.frm_search.qt.focus();
  document.frm_search.qt.value='';
  return false;
  }
  document.frm_search.style.value = 'hb';
  document.frm_search.action="/inc/query.jsp";
  return true;
}
function searchCheckKey(key){
	if(key==13) search_local_click();
}

/* 登录验证码 */
function hiddenVerify () {
    var verify = document.getElementById("verify");
    verify.style.display = "none";
}
function getVerify () {
    var verify = document.getElementById("verify");
    verify.style.display = "block";
}
function clearWord () {
    var check = document.getElementById("check");
    if (check.value == "点击输入") {
	  check.value = ""
	}
}
function Word () {
    var check = document.getElementById("check");
    if (check.value == "") {
	  check.value = "点击输入"
	}
}


function showYzNumber () {
	var yzNumber = document.getElementById("yzNumber").value;
	if(yzNumber=="点击获取"){
		document.getElementById("yzNumber").value="";
	}
	var yzNum = document.getElementById("yzNum");
	yzNum.style.display = ""
	var img=document.getElementById("verify").src;
	if(img.substring(img.length-4)==".gif"){ 
		verifychange();
	}

}
//隐藏验证码
function hiddenVerify(){
	t=setTimeout(function(){hideYzNumber()},500);
}
function hideYzNumber () {
	var yzNum = document.getElementById("yzNum");
	yzNum.style.display = "none"
}
function getVerify(){
	clearTimeout(t);
	verifychange();
	document.getElementById("yzNumber").focus();
}
function verifychange(){
	var myDate = new Date();
	document.getElementById("verify").src="/include/yzm1.jsp?time="+myDate.getTime();
}