Insert code in wordpress html and show me

Insert code in wordpress html and show me

Closed - This job posting has been filled and work has been completed.

Job Description

i am loading live chat into my website and I need to insert 1 piece of code onto every page. The code must go between the <head> tags. I want you to show me on skype how to do this on my wordpress site so I know for next time.
This is a quick 3min job. here is the code
<!--Start of Zopim Live Chat Script-->
<script type="text/javascript">
window.$zopim||(function(d,s){var z=$zopim=function(c){z._.push(c)},$=z.s=
d.createElement(s),e=d.getElementsByTagName(s)[0];z.set=function(o){z.set.
_.push(o)};z._=[];z.set._=[];$.async=!0;$.setAttribute('charset','utf-8');
$.src='//cdn.zopim.com/?t8L0F9kom7g9wm6VzZSOgVCJJJWJV47u';z.t=+new Date;$.
type='text/javascript';e.parentNode.insertBefore($,e)})(document,'script');
</script>
<!--End of Zopim Live Chat Script-->

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