function saveProduct(proId,option){
	$.post("../ajax.php",{proId:proId,act:"product",opt:option},function(data){
		 if(option=='remove2'){
			document.getElementById('listLike').innerHTML  = data;
			document.getElementById('saveLikeMessage_'+proId).innerHTML = '<a href=\"javascript:saveProduct('+ proId +',\'save\')\">Chọn ưa thích</a>';
		 }else if(option=='own'){
			document.getElementById('saveOwnMessage_'+proId).innerHTML = data;					 
		 }		
		 else{
			document.getElementById('saveLikeMessage_'+proId).innerHTML = data;					 
		 }	
	});
}


function sendProductReview(proId){
	var queryString = "";	
    queryString = "proId="+proId+"&";
	queryString += "act=product&";
	queryString += "opt=review&";
    var frm = document.userform;
    var numberElements =  frm.elements.length;
    for(var i = 0; i < numberElements; i++) {
        if(i < numberElements-1) {
            queryString += frm.elements[i].name+"="+
                           encodeURIComponent(frm.elements[i].value)+"&";
        } else {
            queryString += frm.elements[i].name+"="+
                           encodeURIComponent(frm.elements[i].value);
        }

    }
	var url="../ajax.php";
	sendProductReviewAction("POST",url,true,proId);
}


function sendProductReviewAction(reqType,url,isAsynch,proId){
	request = httpRequest(reqType,url,isAsynch);
	/* Specify the function that will handle the HTTP response */
	if(request){
		request.onreadystatechange=function(){
			if(request.readyState == 4){
				if(request.status == 200){
					document.getElementById('productReviewMessage').innerHTML = request.responseText;
				}
			}//end outer if
		}
		request.open(reqType,url,isAsynch);
		/* Set the Content-Type header for a POST request */
		request.setRequestHeader("Content-Type","application/x-www-form-urlencoded; charset=UTF-8");
		request.send(queryString);
	}else{
		alert('Lỗi xảy ra');	
	}
}

function rateReview(reviewId,option){
	$.post("../ajax.php",{reviewId:reviewId,act:"product",opt:option},function(data){
		document.getElementById('saveOwnMessage_'+proId).innerHTML = data;																			
	});
}

function showMore(att){
	var check_open = document.getElementById('open_att_box_'+att).style.display;
	if(check_open =="none"){
		document.getElementById('open_att_box_'+att).style.display = "block";
		document.getElementById('show_more_'+att).style.display = "block";
		document.getElementById('close_att_box_'+att).style.display = "none";
		document.getElementById('close_more_'+att).style.display = "none";
	}else{
		document.getElementById('open_att_box_'+att).style.display = "none";
		document.getElementById('show_more_'+att).style.display = "none";
		document.getElementById('close_att_box_'+att).style.display = "block";
		document.getElementById('close_more_'+att).style.display = "block";
	}	
}

function addCompare(proId){
	var list = document.getElementById('compareList').value;
	var check = document.getElementById('box_'+proId).checked;
	if(check){
		document.getElementById('compareList').value = list + proId + ";";
		document.getElementById('pro_'+proId).style.background = '#FFCC00';
	}else{
		document.getElementById('compareList').value = list.replace(";" + proId + ";",";");
		document.getElementById('pro_'+proId).style.background = '#EEEEEE';
	}
	//alert(document.getElementById('compareList').value);
}