html - Change the background color and text color with a timer with Javascript -

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i'm trying change both background , text color of table , cells timer. have script below before end tag. background thing changes. id of table 'titletable'. thanks

<script language="javascript"> <!-- begin titletable.bgcolor='#ffffff'; setinterval("timer()", 500); x=1; function timer() {     set=1;     if(x==0 && set==1) {         titletable.bgcolor='#000000';         titletable.style.color='#ffffff';         x=1;         set=0;     }     if(x==1 && set==1) {         titletable.bgcolor='#ffffff';         titletable.style.color='#000000';         x=0;         set=0;     } } // end --> </script> 

(function() {     var s = document.getelementbyid('titletable').style,         f = false,         c1 = '#000000',         c2 = '#ffffff';      setinterval(function() {         s.backgroundcolor = f ? c1 : c2;         s.color = f ? c2 : c1;         f = !f;     }, 500); })();

live demo: http://jsfiddle.net/dzk2h/2/

just put above code inside <script> element @ bottom of page.


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