/*
产品尺寸JS，开始。
*/
function changeSize(no,size_id,msg)
{
	var sel_size=document.getElementById(size_id);
	if(sel_size!="undefined"&&sel_size!=null)
	{
		createXMLHttpRequest();
		var url = "/product_size_load.php";
		var postValue = "sort_no="+no;
		xmlHttp.open("POST", url, true);
		xmlHttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded;");
		xmlHttp.send(postValue);
	
		xmlHttp.onreadystatechange = function () {
		  if(xmlHttp.readyState == 4)
		  {
			if(xmlHttp.status == 200)
			{
			  if(xmlHttp.responseText)
			  {
				//alert(xmlHttp.responseText);
				var myArray = xmlHttp.responseText.split(",");
				if (myArray[0] == "ok")
				{
				  //document.getElementById("state_"+row).innerHTML = "<img  src='../images/feedback_statu_"+value+".gif' alt='"+state[value]+"' />";			  		  
				  fnRemoveAll(size_id);
				  
				  var names=myArray[1];
				  var ids=myArray[2];
				  var namesArray=names.split("%&");
				  var idsArray=ids.split("%&");
				  for(var i=0;i<namesArray.length;i++)
				  {
					  fnAdd(size_id, namesArray[i], idsArray[i]);
				  }			  
				}
				else if (myArray[0] == "error")
				{
					fnRemoveAll(size_id);
					fnAdd(size_id, msg, "");
				  //alert("数据读取出错，请检查网络是否链接。");
				}
			  }
			}
		  }
		}
	}
}

function fnRemoveAll(selId) {
    var selTarget = document.getElementById(selId);

	for(var i=0;i<selTarget.options.length;i++) {		
		selTarget.remove(i);	
		i=i-1;
	}
}

function fnAdd(oListbox, sName, sValue) {
	
	oListbox=document.getElementById(oListbox);
	
    var oOption = document.createElement("option");
    oOption.appendChild(document.createTextNode(sName));

    if (arguments.length == 3) {
        oOption.setAttribute("value", sValue);
    }
	
    oListbox.appendChild(oOption);
}

/*
产品尺寸JS，结束。
*/