//script to randomly pick a picture to display when a page loads

//creates an array of pictures
var epics = new Array();
epics[0] = "<a href=\"http://www.eflexhsa.com\"><img src=\"http://www.eflexgroup.com/images/mainpage/HSA.jpg\"></a>"
epics[1] = "<a href=\"http://www.eflexgroup.com/products/products.asp\"><img src=\"http://www.eflexgroup.com/images/mainpage/tpa.jpg\"></a>"
epics[2] = "<a href=\"http://www.eflexgroup.com/products/products.asp\"><img src=\"http://www.eflexgroup.com/images/mainpage/fsa.jpg\"></a>"

//all numbers selected by Math.random() give primitive data values as long
//in order to get the range 0 - 2, Math.floor must be used which rounds the long down to the nearest integer value
//3 will never be used
var randompic = Math.floor(3*Math.random());

//displays the randomly generated image
document.write(epics[randompic]);