var timeout         = 500;
var closetimer		= 0;
var ddmenuitem      = 0;
 
// open hidden layer
function mopen(id)
{	
	// cancel close timer
	mcancelclosetime();
 
	// close old layer
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
 
	// get new layer and show it
	ddmenuitem = document.getElementById(id);
	ddmenuitem.style.visibility = 'visible';
 
}
// close showed layer
function mclose()
{
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
}
 
// go close timer
function mclosetime()
{
	closetimer = window.setTimeout(mclose, timeout);
}
 
// cancel close timer
function mcancelclosetime()
{
	if(closetimer)
	{
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}
 
// close layer when click-out
document.onclick = mclose; 

//step1 && step2 && step3
function setField(name,value)
{
	//alert(name+' '+value);
	if (name == "")
	{
		return;
	} 
	
	if (window.XMLHttpRequest)
  	{// code for IE7+, Firefox, Chrome, Opera, Safari
  		xmlhttp = new XMLHttpRequest();
  	}
	else
  	{// code for IE6, IE5
  		xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
  	}
	xmlhttp.onreadystatechange=function()
  	{
  		if (xmlhttp.readyState==4 && xmlhttp.status==200)
    	{
    		//document.getElementById("txtHint").innerHTML=xmlhttp.responseText;
  			//alert(xmlhttp.responseText);
    	}
  	}
	xmlhttp.open("GET","ajaxStep3.php?name="+name+"&value="+value,true);
	xmlhttp.send();
}
function setField1(name,value)
{
	//alert(name+' '+value);
	if (name == "")
	{
		return;
	} 
	
	if (window.XMLHttpRequest)
  	{// code for IE7+, Firefox, Chrome, Opera, Safari
  		xmlhttp = new XMLHttpRequest();
  	}
	else
  	{// code for IE6, IE5
  		xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
  	}
	xmlhttp.onreadystatechange=function()
  	{
  		if (xmlhttp.readyState==4 && xmlhttp.status==200)
    	{
    		//document.getElementById("txtHint").innerHTML=xmlhttp.responseText;
  			//alert(xmlhttp.responseText);
    	}
  	}
	xmlhttp.open("GET","ajaxStep1.php?name="+name+"&value="+value,true);
	xmlhttp.send();
}
function getCheckedValue(radioObj) {
	if(!radioObj)
		return "";
	var radioLength = radioObj.length;
	if(radioLength == undefined)
		if(radioObj.checked)
			return radioObj.value;
		else
			return "";
	for(var i = 0; i < radioLength; i++) {
		if(radioObj[i].checked) {
			return radioObj[i].value;
		}
	}
	return "";
}
function setCheckedValue(radioObj, newValue) {
	if(!radioObj)
		return;
	var radioLength = radioObj.length;
	if(radioLength == undefined) {
		radioObj.checked = (radioObj.value == newValue.toString());
		return;
	}
	for(var i = 0; i < radioLength; i++) {
		radioObj[i].checked = false;
		if(radioObj[i].value == newValue.toString()) {
			radioObj[i].checked = true;
		}
	}
}