hi, i need to put price estimator on my html page. the code has to be hidden, i don't want anybody steal it there is exel table with 20 000 numbers, user will go on my web site, choose combination of to options, then there will be function depending on what kind of combination was chosen (from diff categories), example (x+0.3y)*1.45, the estimate will appear in the other field linux&mysql question: what laguage do i use to build an estimator? and how do i embed it in the html code? thanks