function increase_height() {
   height = parseInt(document.getElementById('slide').style.marginTop);
   if (height<110) {
      document.getElementById('slide').style.marginTop = eval(height+7)+"px";
      setTimeout("increase_height()",0.0001);
   } else {
      document.getElementById('panel').style.zIndex = 200;
   }
}

function decrease_height() {
   height = parseInt(document.getElementById('slide').style.marginTop);
   document.getElementById('panel').style.zIndex = -1;
   if (height>0) {
      document.getElementById('slide').style.marginTop = eval(height-7)+"px";
      setTimeout("decrease_height()",0.0001);
   }
}

function show_panel() {
  
   height = parseInt(document.getElementById('slide').style.marginTop);
   if (height>0) {
      decrease_height();
   } else {
      increase_height();
   }
   return false;
}

function ajaxFunction()
{

var xmlHttp;

try
  {
  // Firefox, Opera 8.0+, Safari
  xmlHttp=new XMLHttpRequest();
  }
catch (e)
  {
  // Internet Explorer
  try
    {
    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    try
      {
      xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
      }
    catch (e)
      {
      alert("Your browser does not support AJAX!");
      return false;
      }
    }
  }
  xmlHttp.onreadystatechange=function()
    {
    if(xmlHttp.readyState==4)
      {
      }
    }
   

   xmlHttp.open("POST", url, false);
   xmlHttp.setRequestHeader( 
    'Content-Type', 
    'application/x-www-form-urlencoded; charset=UTF-8' 
); 
   xmlHttp.send('url='+window.location);
  }