Hello!

I am trying to fix the errors that are conflicting with my color selector.
please help? these are the errors that are displaying:

functions.js?ver=4.7.5:249 Uncaught TypeError: jQuery(...).checkbox is not a function
at HTMLDocument.<anonymous> (functions.js?ver=4.7.5:249)
at i (jquery.js?ver=1.12.4:2)
at Object.fireWith [as resolveWith] (jquery.js?ver=1.12.4:2)
at Function.ready (jquery.js?ver=1.12.4:2)
at HTMLDocument.K (jquery.js?ver=1.12.4:2)

thank you..... 

http://burchsheetmetal.com/wordpress/color-selector/