advanced diet calculator script to be moved from 1 webpage to another and adjusted to macth page design

we have a web page html file which contains a very advanced meal and diet generator function. you select foods from a dropdown list and it then adds up the calories, nutritional values, etc and then calculates how much exercise time ( based on another dropdown list of activities) it will take to burn off the meal. the script works correct but the html tables are little bit off centered in firefox and safari. in explorer it displays fine.? and has some bugs.? the calculation functionality is correct though. ok, we need this to be repaired and installed onto a new webpage so that it functions correctly, fits correctly on page and colors adjusted to match the new layout. the calculator feeds off of a folder that contains all of the script ( javascript files, php files and 1 .inc file ) we need a very experienced coder who has worken with advanced calulator script before and knows what he is doing.? please do not bid if you are not experienced int his type of scripting.? we will provide 2 zip files.? 1 contains the current page that the calculator is on and all needed files.? the other zip will contain the html page and css/images. we will accept the lowest bidder that has good ratings and samples of similar scripting that you have worked on. ## Deliverables we have a web page html file which contains a very advanced meal and diet generator function. you select foods from a dropdown list and it then adds up the calories, nutritional values, etc and then calculates how much exercise time ( based on another dropdown list of activities) it will take to burn off the meal. the script works correct but the html tables are little bit off centered in firefox and safari. in explorer it displays fine.? and has some bugs.? the calculation functionality is correct though. ok, we need this to be repaired and installed onto a new webpage so that it functions correctly, fits correctly on page and colors adjusted to match the new layout. the calculator feeds off of a folder that contains all of the script ( javascript files, php files and 1 .inc file ) we need a very experienced coder who has worken with advanced calulator script before and knows what he is doing.? please do not bid if you are not experienced int his type of scripting.? we will provide 2 zip files.? 1 contains the current page that the calculator is on and all needed files.? the other zip will contain the html page and css/images. we will accept the lowest bidder that has good ratings and samples of similar scripting that you have worked on.