Language Notes - JavaScript
Our web spider found the following code snippet at www_angelfire_com and contains information about abs and JavaScript. 
abs             ceil            max             round        * 
*         acos            cos             min             sin          * 
*         asin            exp             pow             sqrt         * 
*         atan            floor           random          tan          * 
*         atan2           log                                          * 
*                                                                      * 
************************************************************************/ 
function objMath() { 
var x; 
var y = 0.5; 
/* Math properties */ 
x = Math.E;                   // e         ~= 2.718 
x = Math.LN2;                 // ln(2)     ~= 0.693 
x = Math.LN10;                // ln(10)
Read the entire article....