To get a clear picture of it all i have a couple of questions about javascript in general.
example:
var quantity = document.getElementById("quantity") --> document.getElementById is a method to call for a form element object?
--> var quantity is a reference of that form element object quantity?
var quantity = document.getElementById ("quantity").value --> document.getElementById("quantity") is still a form element object?
--> var quantity is still a reference of the form element object quantity?
--> var quantity gets the property "value" of the form element object quantity?
--> So the value of var quantity is the property value?
Thank you all
Greetz