var rand    = new Date().getTime();
var url     = 'https://knvbwidget.sportlink.com/widget_liggend_homeschedule.php' + '?hash=em05VHpwdHFWU2RTdHdXNXRCdFE0NzNyMUxIU3QwQ1JQZXltZ3czL3k2cz0=' + '&rand=' + rand;
var breedte = '600';
var hoogte  = '400';

function showWidget() {
	document.write("<iframe src='" + url + "' width='" + breedte + "' height='" + hoogte + "' frameborder='0' scrolling='no'>")
	document.write("Uw browser ondersteunt geen iframes")
	document.write("</iframe>")
}