<!-- 
function rentitem(filename)
{
window.open(filename,'pic','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=550,height=550,left=150,top=100,screenX=150,screenY=100');
}

function chart(filename)
{
window.open(filename,'pic','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=500,height=400,left=150,top=100,screenX=150,screenY=100');
}

function viewcart(param)
{
var loc = "catalog/cart.php?cartid=" + param;
window.open(loc,'cart','toolbar=no,location=yes,directories=no,status=yes,menubar=no,scrollbars=yes,resizable=yes,width=550,height=450,left=150,top=100,screenX=150,screenY=100');
}

function checkout(param)
{
var loc = "https://4-dproducts.com/catalog/checkout.php?cartid=" + param;
window.open(loc,'checkout','toolbar=no,location=yes,directories=no,status=yes,menubar=no,scrollbars=yes,resizable=yes,width=550,height=450,left=150,top=200,screenX=150,screenY=100');
}
// -->