Aways getting '$' not defined, 'CheckIfBrowserHasPopupBlock'

Question

Dear All,

I am new to Jquery, When I run my project in any (IE/Chrome/Firefox) browser, I am getting following error message. Could you please help me. Looks like my Jquery files are not getting refernced to page.

 

'$' is not defined

'CheckIfBrowserHasPopupBlocker' is not defined

'fixLegends' is not defined

 

 

Please help me, If I use Jquery CDN link then I don't get '$ not defined however I am still getting 

'CheckIfBrowserHasPopupBlocker' is not defined

'fixLegends' is not defined

error message.

 

 Please help me