<!-- JavaScript:Basics code snippet 5. --> <!-- Function with two arguments. --> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <!-- Code source: http://www.justfigures.co.uk/ --> <!-- A resource for web developers using XHTML, CSS, JavaScript, PHP --> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>View code snippet page</title> <script language="JavaScript" type="text/javascript"> <!-- begin function add(firstNumber,secondNumber) { return firstNumber+secondNumber } // end --> </script> </head> <body> <script language="javascript" type="text/javascript"> <!-- begin var myFirstNumber var mySecondNumber myFirstNumber=5 mySecondNumber=8 // call the funtion with the two arguments document.write(add(myFirstNumber,mySecondNumber)) // end --> </script> </body> </html>