function ajax_s(url)
{
	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("Browser crashed!");
	      return false;
	      }
	    }
	  }

	xmlHttp.onreadystatechange=function()
	{
	   if(xmlHttp.readyState==4)
	   {
 		   	document.getElementById('continut').innerHTML = xmlHttp.responseText;
			return;
	   }
	}
	xmlHttp.open("POST",url,true);
xmlHttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
	xmlHttp.send(null);
}


function mOver(id)
{
id=id.id;
  document.getElementById(id).src='img/butoane/'+id+'_a.png';
}

function mOut(id)
{
id=id.id;
  document.getElementById(id).src='img/butoane/'+id+'.png';
}

function arata(elem,elem1)
{
document.getElementById(elem).style.visibility='visible';
document.getElementById(elem).style.display='block';
document.getElementById(elem).style.zIndex='99';

return;
}

function ascunde(elem)
{
document.getElementById(elem).style.visibility='hidden';
document.getElementById(elem).style.display='none';
document.getElementById(elem).style.zIndex='1';
return;
}