<!--
// Written by Dexter Zafra at www.ex-designz.net
//Handle Check Username Availability Using Ajax
//Edited by Hadi soltani for use my desing.
 var http = createRequestObject();
 function createRequestObject() 
     {
           var xmlhttp;
	 try 
                 { 
                    xmlhttp=new ActiveXObject("Msxml2.XMLHTTP"); 
                 }
	  catch(e) 
                 {
	    try { xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");}
	    catch(f) { xmlhttp=null; }
	    }
	        if(!xmlhttp&&typeof XMLHttpRequest!="undefined") 
                        {
	  	   xmlhttp=new XMLHttpRequest();
	           }
		   return  xmlhttp;
 }

function sndRating(idnum,rateval){
	var dvelement = document.getElementById('dv'+idnum);
             dvelement.innerHTML = "<img src='images/loading.gif'>";
            try
              {
                 http.open('Get', 'ratingprocess.asp?id='+idnum+'&rateval='+rateval);
                 http.onreadystatechange = handleResponseText;
	    http.send(null);
	 }
	    catch(e){}
	    finally{}
}

function handleResponseText(){
     try
         {
             if((http.readyState == 4)&& (http.status == 200))
                {
    	          var response = http.responseText;
                       var update = new Array();

                    if(response.indexOf('|') != -1) 
                       {
                          update = response.split('|');
                          var drelement = document.getElementById('dv'+update[0]);
                          var voteres = document.getElementById('vot'+update[0]);
                          var totalvote = document.getElementById('tv'+update[0]);
                          var starimg = document.getElementById('star'+update[0]);
                          drelement.style.display ='none';
                          voteres.innerHTML = update[2];
                          totalvote.innerHTML = update[3];
                          starimg.innerHTML = update[4].toString();
             }
	        }
        }
	catch(e){alert("an error occured");}
	finally{}
}


/* Simple AJAX Code-Kit (SACK) v1.6.1 */

function sack(file) {
	this.xmlhttp = null;

	this.resetData = function() {
		this.method = "POST";
  		this.queryStringSeparator = "?";
		this.argumentSeparator = "&";
		this.URLString = "";
		this.encodeURIString = true;
  		this.execute = false;
  		this.element = null;
		this.elementObj = null;
		this.requestFile = file;
		this.vars = new Object();
		this.responseStatus = new Array(2);
  	};

	this.resetFunctions = function() {
  		this.onLoading = function() { };
  		this.onLoaded = function() { };
  		this.onInteractive = function() { };
  		this.onCompletion = function() { };
  		this.onError = function() { };
		this.onFail = function() { };
	};

	this.reset = function() {
		this.resetFunctions();
		this.resetData();
	};

	this.createAJAX = function() {
		try {
			this.xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e1) {
			try {
				this.xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e2) {
				this.xmlhttp = null;
			}
		}

		if (! this.xmlhttp) {
			if (typeof XMLHttpRequest != "undefined") {
				this.xmlhttp = new XMLHttpRequest();
			} else {
				this.failed = true;
			}
		}
	};

	this.setVar = function(name, value){
		this.vars[name] = Array(value, false);
	};

	this.encVar = function(name, value, returnvars) {
		if (true == returnvars) {
			return Array(encodeURIComponent(name), encodeURIComponent(value));
		} else {
			this.vars[encodeURIComponent(name)] = Array(encodeURIComponent(value), true);
		}
	}

	this.processURLString = function(string, encode) {
		encoded = encodeURIComponent(this.argumentSeparator);
		regexp = new RegExp(this.argumentSeparator + "|" + encoded);
		varArray = string.split(regexp);
		for (i = 0; i < varArray.length; i++){
			urlVars = varArray[i].split("=");
			if (true == encode){
				this.encVar(urlVars[0], urlVars[1]);
			} else {
				this.setVar(urlVars[0], urlVars[1]);
			}
		}
	}

	this.createURLString = function(urlstring) {
		if (this.encodeURIString && this.URLString.length) {
			this.processURLString(this.URLString, true);
		}

		if (urlstring) {
			if (this.URLString.length) {
				this.URLString += this.argumentSeparator + urlstring;
			} else {
				this.URLString = urlstring;
			}
		}

		// prevents caching of URLString
		this.setVar("rndval", new Date().getTime());

		urlstringtemp = new Array();
		for (key in this.vars) {
			if (false == this.vars[key][1] && true == this.encodeURIString) {
				encoded = this.encVar(key, this.vars[key][0], true);
				delete this.vars[key];
				this.vars[encoded[0]] = Array(encoded[1], true);
				key = encoded[0];
			}

			urlstringtemp[urlstringtemp.length] = key + "=" + this.vars[key][0];
		}
		if (urlstring){
			this.URLString += this.argumentSeparator + urlstringtemp.join(this.argumentSeparator);
		} else {
			this.URLString += urlstringtemp.join(this.argumentSeparator);
		}
	}

	this.runResponse = function() {
		eval(this.response);
	}

	this.runAJAX = function(urlstring) {
		if (this.failed) {
			this.onFail();
		} else {
			this.createURLString(urlstring);
			if (this.element) {
				this.elementObj = document.getElementById(this.element);
			}
			if (this.xmlhttp) {
				var self = this;
				if (this.method == "GET") {
					totalurlstring = this.requestFile + this.queryStringSeparator + this.URLString;
					this.xmlhttp.open(this.method, totalurlstring, true);
				} else {
					this.xmlhttp.open(this.method, this.requestFile, true);
					try {
						this.xmlhttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded")
					} catch (e) { }
				}

				this.xmlhttp.onreadystatechange = function() {
					switch (self.xmlhttp.readyState) {
						case 1:
							self.onLoading();
							break;
						case 2:
							self.onLoaded();
							break;
						case 3:
							self.onInteractive();
							break;
						case 4:
							self.response = self.xmlhttp.responseText;
							self.responseXML = self.xmlhttp.responseXML;
							self.responseStatus[0] = self.xmlhttp.status;
							self.responseStatus[1] = self.xmlhttp.statusText;

							if (self.execute) {
								self.runResponse();
							}

							if (self.elementObj) {
								elemNodeName = self.elementObj.nodeName;
								elemNodeName.toLowerCase();
								if (elemNodeName == "input"
								|| elemNodeName == "select"
								|| elemNodeName == "option"
								|| elemNodeName == "textarea") {
									self.elementObj.value = self.response;
								} else {
									self.elementObj.innerHTML = self.response;
								}
							}
							if (self.responseStatus[0] == "200") {
								self.onCompletion();
							} else {
								self.onError();
							}

							self.URLString = "";
							break;
					}
				};

				this.xmlhttp.send(this.URLString);
			}
		}
	};

	this.reset();
	this.createAJAX();
}


function replace_for_ajax(note){
	note= note.replace(/&/g,"_iam_");
	note= note.replace(/=/g,"_soltani_");
	note= note.replace(/\+/g,"_*_");
	return note;
}

//---------------------------------------------------------------

        var enableCache = false;
        var jsCache = new Array();
        var AjaxObjects = new Array();

        function ShowContent(divId,ajaxIndex,url)
        {
	        document.getElementById(divId).innerHTML = AjaxObjects[ajaxIndex].response;
	        if(enableCache){
		        jsCache[url] = 	AjaxObjects[ajaxIndex].response;
	        }
	        AjaxObjects[ajaxIndex] = false;
        }

        function Ajax(divId,url,aftfx)
        {
	        if(enableCache && jsCache[url]){
		        document.getElementById(divId).innerHTML = jsCache[url];
		        return;
	        }	
	        var ajaxIndex = AjaxObjects.length;
	        //alert(ajaxIndex);
	        document.getElementById(divId).innerHTML = '<img src=images/movewait.gif width=16 height=16 hspace=10 vspace=10><br>Loading';
	        AjaxObjects[ajaxIndex] = new sack();
	        AjaxObjects[ajaxIndex].requestFile = url;


		if(aftfx!='N'){
			AjaxObjects[ajaxIndex].onCompletion = function(){ ShowContent(divId,ajaxIndex,url);check_out_ajax(aftfx);};
		}else{
			AjaxObjects[ajaxIndex].onCompletion = function(){ ShowContent(divId,ajaxIndex,url);};
		}

	        AjaxObjects[ajaxIndex].runAJAX();
        }


function Add_cart(divid,p_id){
Ajax(divid,'cart_inc.asp?Act=add&PId='+p_id,'N');
}




