var xmlHttp

function showCat(str)
{
    xmlHttp=GetXmlHttpObject()
    if (xmlHttp==null)
    {
        alert ("Browser does not support HTTP Request")
        return
    }
    var url="js/getcat.php"
    url=url+"?q="+str
    url=url+"&sid="+Math.random()
    xmlHttp.onreadystatechange=stateChanged
    xmlHttp.open("GET",url,true)
    xmlHttp.send(null)
}
function showClassifications(str)
{
    xmlHttp=GetXmlHttpObject()
    if (xmlHttp==null)
    {
        alert ("Browser does not support HTTP Request")
        return
    }
    var url="js/getclassifications.php"
    url=url+"?q="+str
    url=url+"&sid="+Math.random()
    xmlHttp.onreadystatechange=stateChanged
    xmlHttp.open("GET",url,true)
    xmlHttp.send(null)
}
function showClassifications2(str)
{
    xmlHttp=GetXmlHttpObject()
    if (xmlHttp==null)
    {
        alert ("Browser does not support HTTP Request")
        return
    }
    var url="js/getclassifications.php"
    url=url+"?q2="+str
    url=url+"&sid="+Math.random()
    xmlHttp.onreadystatechange=stateChanged
    xmlHttp.open("GET",url,true)
    xmlHttp.send(null)
}
function stateChanged()
{ 
    if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
    {
        document.getElementById("asd").innerHTML =xmlHttp.responseText
    }
}

function GetXmlHttpObject()
{
    var xmlHttp=null;
    try
    {
        // Firefox, Opera 8.0+, Safari
        xmlHttp=new XMLHttpRequest();
    }
    catch (e)
    {
        //Internet Explorer
        try
        {   xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");    }
        catch (e)
        {   xmlHttp=new ActiveXObject("Microsoft.XMLHTTP"); }
    }
    return xmlHttp;
}