Hi,I am asking,over lets saywhen you go to a website where sells products most likely when you select something you want to buy they add it in a cart , and when youre done shopping you buy all the stuff that are in the cart at ones ,wich web building language they use? and can you provide a example coding or just say the language .And also how to make a search engine for youre own website ( not by using google or something like that , from scratch)Someone told me you can use JAVA Script is that true?Any help is usefull