// JavaScript Document
function createAjaxObject()
{
    try {
       xhr = new XMLHttpRequest()
        if (xhr.overrideMimeType) 
        {
            xhr.overrideMimeType('text/xml');
        }

    }
    catch(e)    // Failed 
    {
               // IE
         try {
            xhr = new ActiveXObject("Msxml2.XMLHTTP");
         } catch (e) {
            try {
               xhr = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) {}
         }
    }
    return xhr;
}

function clsHTTPRequest()
{
    this.params = new Array();
    this.requestURI = '';
    this.response = '';
    this.m_sMimeType = 'text/xml';
    this.onResponse = function() {};
    
    this.post = function()
    {
        var oConn = createAjaxObject();
        if (oConn.overrideMimeType) {
            oConn.overrideMimeType(this.m_sMimeType);
        }
        oConn.onreadystatechange = function()
        {
            if (oConn.readyState == 4)
            {
                if (oConn.status == 200)
                {
                    eval(oConn.responseText);
                }

            }
        }
        var sUrl = this.requestURI;
        var data = this.formatArgs();
        oConn.open("POST", sUrl, true); 
        oConn.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
        oConn.send(data);     
    }
    
    this.request = function() {
        var oConn = createAjaxObject();
        if (oConn.overrideMimeType) {
            oConn.overrideMimeType(this.m_sMimeType);
        }
        var self = this;
        oConn.onreadystatechange = function()
        {
            if (oConn.readyState == 4)
            {
                if (oConn.status == 200)
                {
                    if (self.userfunc) {
                        self.userfunc(oConn);
                    }
                }

            }
        }
        var sUrl = this.requestURI;
        var data = this.formatArgs();
        oConn.open("POST", sUrl, true); 
        oConn.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
        oConn.send(data);     
    }
    
    this.getHTML = function(p_sTarget, p_bReturnObj)
    {
        var oConn = createAjaxObject();
        this.setHTML();
        if (oConn.overrideMimeType) {
            oConn.overrideMimeType(this.m_sMimeType);
        }
        oConn.onreadystatechange = function()
        {
            if (oConn.readyState == 4)
            {
                if (oConn.status == 200)
                {
                    var sHTML = oConn.responseText;
                    if (sHTML) {
                        
                        
                        document.getElementById(p_sTarget).innerHTML = sHTML;
                        /* run javascript in content */
                        strStart='<script type="text/javascript">';
                        strEnd='</script>';
                        posStart = sHTML.indexOf(strStart);
                        if(posStart>-1)
                        {
                            posEnd = sHTML.indexOf(strEnd,posStart);
                            posStart = posStart+strStart.length
                            strJavascript = sHTML.substr(posStart,posEnd-posStart);
                            eval(strJavascript);
                            var sContent=sHTML.substr(posEnd+strEnd.length, sHTML.length);
                        }
                        //if (oRPC != 'undefined' && typeof(oRPC) == 'object') {
                        //    oRPC.hideLoadingWindow();
                        //}
                    }
                }

            }
        }
        var sUrl = this.requestURI;
        var data = this.formatArgs();
        oConn.open("GET", sUrl, true); 
        oConn.send(null);     
        if (p_bReturnObj) {
            return oConn;
        }
    }
    
    this.postXML = function (p_sLoopback) {
        var oConn = createAjaxObject();
        oConn.onreadystatechange = function()
        {
            if (oConn.readyState == 4)
            {
                if (oConn.status == 200)
                {
                    p_sLoopback(oConn.responseXML);
                }

            }
        }
        var sUrl = this.requestURI;
        var data = this.formatArgs();
        oConn.open("POST", sUrl, true); 
        oConn.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
        oConn.send(data);
        return oConn;     
    }
    
    this.getXML = function (p_sLoopback) {
        var oConn = createAjaxObject();
        oConn.onreadystatechange = function()
        {
            if (oConn.readyState == 4)
            {
                if (oConn.status == 200)
                {
                    p_sLoopback(oConn.responseXML);
                }

            }
        }
        var sUrl = this.requestURI;
        var data = this.formatArgs();
        oConn.open("GET", sUrl, true); 
        oConn.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
        oConn.send(null);     
    }
    
    this.postXMLObject = function (p_oLoopback) {
        var oConn = createAjaxObject();
        oConn.onreadystatechange = function()
        {
            if (oConn.readyState == 4)
            {
                if (oConn.status == 200)
                {
                    p_oLoopback.loadXML(oConn.responseXML);
                }

            }
        }
        var sUrl = this.requestURI;
        var data = this.formatArgs();
        oConn.open("POST", sUrl, true); 
        oConn.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
        oConn.send(data);     
    }
    
    this.formatArgs = function()
    {    
        var args = "";
        if (this.params.length > 0)
        {
                for(i = 0; i < this.params.length; i++)
                {
                        args += this.params[i] + "&";
                }
        }
        return args.substring(0, args.length-1)
    }
    
    this.setRequestURI =  function (p_sRequestURI)
    {
        this.requestURI = p_sRequestURI;
    }
    
    this.addParam = function(param, value)
    {
        this.params[this.params.length] = param + "=" + encodeURI(value);
    }
    
    this.setXML = function() {
        this.m_sMimeType = 'text/xml';
    }
    
    this.setHTML = function() {
        this.m_sMimeType = 'text/html';
    }
    
    this.setJavascript = function() {
        this.m_sMimeType = 'application/x-javascript';   
    }
}