function MM_swapImgRestore() { //v3.0当鼠移开，将原来的图片显示出来
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0当鼠激活目标时，保存原来图象的象素
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}
function checklogin(){
if(document.loginform.login_name.value==""){
  alert("请输入用户名!");
    document.loginform.login_name.focus();
    return false; 
}
if(document.loginform.login_password.value==""){
  alert("请输入密码!");
    document.loginform.login_password.focus();
    return false; 
}
if(document.loginform.reg_checkcode.value==""){
  alert("请输入验证码!");
    document.loginform.reg_checkcode.focus();
    return false; 
}
}
function showmenu(theid,iconID)
{
if(theid.style.display =='none')
{
	theid.style.display = "";
	iconID.src="images/leftmenuoff.gif";
}
else{
	theid.style.display = "none";
	iconID.src="images/leftmenuon.gif";
}
}
function admin_menu(theid,iconID)
{
if(theid.style.display =='none')
{
	theid.style.display = "";
	iconID.src="images/leftmenu7.gif";
}
else{
	theid.style.display = "none";
	iconID.src="images/leftmenu7.gif";
}
}
function article_menu(theid,iconID)
{
if(theid.style.display =='none')
{
	theid.style.display = "";
	iconID.src="images/leftmenu1.gif";
}
else{
	theid.style.display = "none";
	iconID.src="images/leftmenu1.gif";
}
}
function user_menu(theid,iconID)
{
if(theid.style.display =='none')
{
	theid.style.display = "";
	iconID.src="images/leftmenu2.gif";
}
else{
	theid.style.display = "none";
	iconID.src="images/leftmenu2.gif";
}
}
function house_menu(theid,iconID)
{
if(theid.style.display =='none')
{
	theid.style.display = "";
	iconID.src="images/leftmenu3.gif";
}
else{
	theid.style.display = "none";
	iconID.src="images/leftmenu3.gif";
}
}
function info_menu(theid,iconID)
{
if(theid.style.display =='none')
{
	theid.style.display = "";
	iconID.src="images/leftmenu4.gif";
}
else{
	theid.style.display = "none";
	iconID.src="images/leftmenu4.gif";
}
}
function goodhouse_menu(theid,iconID)
{
if(theid.style.display =='none')
{
	theid.style.display = "";
	iconID.src="images/leftmenu5.gif";
}
else{
	theid.style.display = "none";
	iconID.src="images/leftmenu5.gif";
}
}
function building_menu(theid,iconID)
{
if(theid.style.display =='none')
{
	theid.style.display = "";
	iconID.src="images/leftmenu6.gif";
}
else{
	theid.style.display = "none";
	iconID.src="images/leftmenu6.gif";
}
}
function count_menu(theid,iconID)
{
if(theid.style.display =='none')
{
	theid.style.display = "";
	iconID.src="images/leftmenu8.gif";
}
else{
	theid.style.display = "none";
	iconID.src="images/leftmenu8.gif";
}
}
function checksecretdel()
{c=window.confirm("确认删除这个管理员帐户吗?");
if(c==true)return true;
else return false;
}
function checkarticledel()
{c=window.confirm("确认删除该文章吗?");
if(c==true)return true;
else return false;
}
function checkuserdel()
{c=window.confirm("确认删除该用户吗?");
if(c==true)return true;
else return false;
}
function checkhousedel()
{c=window.confirm("确认删除该房源信息吗?");
if(c==true)return true;
else return false;
}
function checksortdel()
{c=window.confirm("确认删除该类别信息吗?");
if(c==true)return true;
else return false;
}
function checkgoodhousedel()
{c=window.confirm("确认删除该精品房源信息吗?");
if(c==true)return true;
else return false;
}
function checkphotodel()
{c=window.confirm("确认删除该照片吗?");
if(c==true)return true;
else return false;
}
function checkinfodel()
{c=window.confirm("确认删除该信息吗?");
if(c==true)return true;
else return false;
}
function checkbuildingdel()
{c=window.confirm("确认删除该楼盘信息吗?");
if(c==true)return true;
else return false;
}
function showimage(url)
   { 
window.open(url,"","height=400,width=500,resizable=yes,scrollbars=yes,status=no,toolbar=no,menubar=no,location=no");
   }
function showinfo(url)
   { 
window.open(url,"","height=550,width=500,resizable=yes,scrollbars=yes,status=no,toolbar=no,menubar=no,location=no");
   }
function mywindow(url)
   { 
   window.open(url,"","height=520,width=600,resizable=yes,scrollbars=yes,status=no,toolbar=no,menubar=no,location=no");
   }
function change_reload_main(){ parent.main.window.location.href=parent.main.window.location; }
function showsonsort(tbnum){whichEl = eval("tbtype" + tbnum);if (whichEl.style.display == "none"){eval("tbtype" + tbnum + ".style.display=\"\";");}else{eval("tbtype" + tbnum + ".style.display=\"none\";");}}