function MY_swapImgRestore() 
{ 
  var i,x,a=document.MY_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MY_preloadImages() 
{
  var d=document; if(d.images){ if(!d.MY_p) d.MY_p=new Array();
    var i,j=d.MY_p.length,a=MY_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MY_p[j]=new Image; d.MY_p[j++].src=a[i];}}
}

function MY_findObj(n, d) 
{
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MY_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MY_swapImage() 
{
  var i,j=0,x,a=MY_swapImage.arguments; document.MY_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MY_findObj(a[i]))!=null){document.MY_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MY_clearerrors()
{
	var errors = MY_findObj('errors');
	
	if (errors != null)
		errors.innerHTML = '';
}

function MY_setvalue_selectfrom(objname, objvalue, objside)
{
	MY_findObj(objname).value = objvalue;
	
	MY_clearerrors();

    doAdvancedAjaxRequest('selectsize', objvalue, {callback: requestCallback, resultContainerId: 'productparam'});
    doAdvancedAjaxRequest('selectside', objside, {callback: requestCallback, resultContainerId: 'productsides'});
}

function MY_setvalue_turnaround(objname, objvalue)
{
	MY_findObj(objname).value = objvalue;
	
	MY_clearerrors();
}

function requestLogInCallback(responseText, resultContainer)
{
    resultContainer.innerHTML = responseText;

	location.reload(true);
}

function requestLogOutCallback(responseText, resultContainer)
{
    resultContainer.innerHTML = responseText;
    
    window.location = urlBase;
}

function MY_login()
{
	var username = MY_findObj('username').value;
	var userpass = hex_md5(MY_findObj('userpass').value);
	
    doAdvancedAjaxRequest('userlogin', username, userpass, {callback: requestLogInCallback, resultContainerId: 'userform'});
}

function MY_logout()
{
	if (confirm('Logo out?'))
	{
    	doAdvancedAjaxRequest('userlogout', {callback: requestLogOutCallback, resultContainerId: 'userform'});
    }
}