// Give this window a name so we can "target" to it later
this.name='caixotim'; 

var cartwin;

function popup(mypage, myname, w, h, scr) {
   var winl = (screen.width - w) / 2;
   var wint = (screen.height - h) / 2;
   if (!scr) scr = 'yes'; 
   winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scr+',resizable=yes,menubar=no'
   cartwin = window.open(mypage, myname, winprops)
   if (parseInt(navigator.appVersion) >= 4) cartwin.window.focus();
}

function addtocart(id) {
   var w = 580;
   if (document.all) w = 606;
   var url = 'showcart.php?addid=' + id;
   popup(url,'cart',w,300);
}

function showcart() {
   var w = 580;
   if (document.all) w = 606;
   var url = 'showcart.php';
   popup(url,'cart',w,300);
}

function popclose(){
	cartwin.close();
   location.reload(true);
}

function login(rp,qs) {
   var url = 'loginpop.php?rp=' + rp + '&' + qs;
   popup(url,'login',340,220,'no');
}

function logout(rp,qs) {
   window.location = 'logout.php?rp=' + rp + '&' + qs;
}