function changeVisible( id ) {
	var uch = document.getElementById( id );
	if( uch.style.display == 'none' ) {
		uch.style.display = 'block';
	} else {
		uch.style.display = 'none';
	}
}

function destroyToplayer()
{
		document.getElementById('toplayer').innerHTML = '';
		document.getElementById('toplayer').style.display = 'none';

}


function openWindow(url)
{
	var newwindow = window.open(url, 'name', 'height=560,width=750,left=0,top=0,resizable=no,scrollbars=no,toolbar=no,status=yes');
	if (window.focus) {newwindow.focus()}
}