// random number functions

function RandomNo(size)
// Function to generate a randum number from 0 to the number specified.
{
var axel = Math.random() + "";
var ord  = Math.round(axel * size); 
	return ord;
}

function RandomHex()
// Function to generate a random hex character
{
var axel = Math.random() + "";
var ord =   Math.round(axel * 15); 
var hchr;
	if (ord < 10)
		hchr = String.fromCharCode(49 + ord);
	else
		hchr = String.fromCharCode(97 + ord - 10);
	return hchr;
}