function ajax()
{//{{{
    var xmlHttp
	 try{xmlHttp=new XMLHttpRequest();}
    catch(e){try{xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");}
    catch(e2){try{xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");}
    catch(e3){try{ xmlHttp=new ActiveXObject("Msxml2.XMLHTTP.4.0");}
                 catch(e4){xmlHttp=null;alert("xmlHttp init Error!");}}}}
    xmlHttp.onreadystatechange = function ()
    {//{{{
        if (4 == xmlHttp.readyState)
        {
            resText = xmlHttp.responseText;
            try
            {
                var resObj = eval('(' + resText + ')');
            }
            catch(e)
            {
//                alert(resText);
                return true;
            }
            if ("reload" == resObj.action)
            {
                window.location.reload();
                return true;
            }
            else if ("location" == resObj.action)
            {
                window.location.href = resObj.data;
                return true;
            }
            else if ("input" == resObj.action)
            {
                for (var i=0; i < resObj.data.length; i++)
                {
                    document.getElementById(resObj.data[i].id).value = resObj.data[i].value;
                }
                return true;
            }
            else if ("inner" == resObj.action)
            {
                for (var i=0; i < resObj.data.length; i++)
                {
                    document.getElementById(resObj.data[i].id).innerHTML = resObj.data[i].value;
                }
                return true;
            }
            else if ("function" == resObj.action)
            {
                eval(resObj.fun + '(resObj)');
            }
        }
    }//}}}
   
    this.getAjax = function(m,a , callBack , data)
    {//{{{
        var url = '/index.php?m='+m+'&a='+a;
        data = "&in_ajax=1&ajax_return="+callBack+data;
    	xmlHttp.open("POST" , url);
    	xmlHttp.setRequestHeader("content-length",data.length);
    	xmlHttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded"); 
    	xmlHttp.send(data);
    }//}}}

    this.get = function (sId)
    {//{{{
        if(!sId)
        {
            return null;
        }
        var returnObj = document.getElementById(sId);
        if(!returnObj && document.all)
        {
            returnObj = document.all[sId];
        }
        return returnObj;
    }//}}}
    
    this.getFormValues = function(frm)
    {//{{{
        var objFrm;
        if(typeof(frm) == "string")
            objForm = this.get(frm);
        else
            objForm = frm;
        var sXml = "";
        if(objForm&&objForm.tagName == 'FORM')
        {
            
            var formElements = objForm.elements;
            for(var i = 0; i < formElements.length; i ++)
            {
                if(!formElements[i].name)
                continue;
                if(formElements[i].type && (formElements[i].type=='radio' || formElements[i].type == 'checkbox') && formElements[i].checked == false)
                continue;
                if(formElements[i].disabled && formElements[i].disabled == true)
                continue;
                var name = formElements[i].name;
                if(name)
                {
                    if(formElements[i].type == 'select-multiple')
                    {
                        for(var j = 0; j < formElements[i].length; j ++)
                        {
                            if(formElements[i].options[j].selected == true)
                            sXml += "&" + name + "=" + encodeURIComponent(formElements[i].options[j].value);
                        }
                    }
                    else
                    {
                        sXml += "&" + name + "=" + encodeURIComponent(formElements[i].value);
                    }
                }
            }
        }
        return sXml;
    }//}}}
}//}}}