// JavaScript Document
function checked(id, sta) {
    var show = document.getElementById(id);
    tag = "checked" + id;
    var hidden = document.getElementById(tag);
    if (sta == 'show') {
        if (hidden.style.display == 'none') {
            show.style.display = 'none';
            hidden.style.display = 'block';
        }
    } else {
        if (show.style.display == 'none') {
            hidden.style.display = 'none';
            show.style.display = 'block';
        }
    }
}
function changeImg(url, id,k) {
    document.getElementById("zrptop").style.backgroundImage = "url(" + url + ")";
    document.getElementById("hrefdownload").setAttribute("href", "/Go/SoftWareDownload.aspx?modelName=Product.ProductModel&itemId="+id+"");	
	for(var i=1;i<4;i++)
	{
	   document.getElementById("Img0"+i).setAttribute("class","Img0"+i);
	}		
    document.getElementById("Img0"+k).setAttribute("class","checkedImg0"+k);
}
function doZoom(size) {
    document.getElementById('Question').style.fontSize = size + 'px';
    document.getElementById('Answer').style.fontSize = size + 'px';
}