function RefreshImage(valImageId) {
	var objImage = document.images[valImageId];
	if (objImage == undefined) {
		return;
	}
	objImage.src = "captcha.asp?stid="+Math.random();
}
function RefreshImagelogin(valImageId) {
	var objImage = document.images[valImageId];
	if (objImage == undefined) {
		return;
	}
	objImage.src = "../captcha.asp?stid="+Math.random();
}
function _confirm(confirmMsg) {
    if (confirmMsg == '' || typeof(window.opera) != 'undefined') {
        return true;
    }
    var is_confirmed = window.confirm(confirmMsg);
    return is_confirmed;
}
function vForm(oform)
{
	var retval = true;
	for (var i = 0; i < oform.elements.length; i++) 
	{
		if ((String(oform.elements[i].name).substring(0,3) == "req" && String(oform.elements[i].value).length==0) || (String(oform.elements[i].name).substring(0,3) == "req" && oform.elements[i].value==0))
		{
			retval = false;
			alert("لطفا همه فيلدهاي ستاره دار را پر کنيد");
			oform.elements[i].focus();
			return retval;
		}
	}
	return retval; 
}
function ap_getObj(name) 
{ 
	if (document.getElementById) 
	{ 
		return document.getElementById(name); 
	} 
	else if (document.all) 
	{ 
		return document.all[name]; 
	} 
	else if (document.layers) 
	{ 
		return document.layers[name]; 
	} 
} 

function toggleLayer(L1,L2)
{
var elem, elm2, vis ,vis2;
	elem = ap_getObj(L1);
	elm2 = ap_getObj(L2);
	vis = elem.style;
	vis2 = elm2.style;
	vis.display='block';
	vis2.display='none';
}
function bookmarksite(title,url)
{
if (window.sidebar) // firefox
	window.sidebar.addPanel(title, url, "");
else if(window.opera && window.print){ // opera
	var elem = document.createElement('a');
	elem.setAttribute('href',url);
	elem.setAttribute('title',title);
	elem.setAttribute('rel','sidebar');
	elem.click();
} 
else if(document.all)// ie
	window.external.AddFavorite(url, title);
}