var holder = "product_img_holder";
var img_id_prefix = "product_img_";
var imageNum;
var curImg;


function loadItem(items){
    imgNum = items;
    hidePImg(0);
}

function hidePImg(visable){
    for (var i = 0; i < imgNum; i++){
        document.getElementById(img_id_prefix + i).style.display="none";
    }
    document.getElementById(img_id_prefix + visable).style.display="block";
    curImg = visable;
}

function lookLeft(){
    if (curImg > 0){
        hidePImg(curImg - 1);
    }
	return false;
}

function lookRight(){
    if ((1 + curImg)  < imgNum){
        hidePImg(curImg + 1);
    }   
	return false;
}

function showMap(url){
    window.open(url, "_blank", "height=550,width=520,status=0,toolbar=0,location=0,menubar=0,directories=0,scrollbars=1,resizable=1");
    return false;
}