/**
 * Basic math functions absent in standard js functions
 *
 * @author XShady
 * @project itzone
 */


function round(a)
{
	return ((a % 1) < 0.5) ? a - (a % 1) : a - (a % 1) + 1;
}

function abs(a)
{
	return (a < 0) ? - a : a;
}