window.onload = function() /*apply correct measures on page reloads*/
{
	randomImage();
}

function randomImage()
{
    var ranNumber= Math.floor(Math.random()*99); /* 100 random, starting with 0 */
		if (ranNumber == 0) {
			document.getElementById('decor').style.background = "#8c3103 url(img/decor_img2.jpg) 0 0 no-repeat";
		}
}