javascript in rjs?

rubyonrails-talk
1

Hi, I'm trying to see if an element exists in my rjs:

exists = document.getElementById("checkX")

Something to that extent... how do I add that into the rjs?

Thanks

2

page << "exists = document.getElementById("checkX")"

3

Or u can do like

page << "if($('checkX')){" Do what u need here page << "}"