function menu(id,t,img_id)
{
	var p = document.getElementById('content').getElementsByTagName('p');
	for(var i = 0; i < p.length; ++i)if(p[i].className == 'header')p[i].style.display = 'none';
	document.getElementById('H'+id).style.display = 'block';

	var d = document.getElementById('content').getElementsByTagName('div');
	for(var i = 0; i < d.length; ++i)d[i].style.display = 'none';
	document.getElementById('C'+id).style.display = 'block';

	var m = document.getElementById('menu').getElementsByTagName('a');
	for(var i = 0; i < m.length; ++i)m[i].style.color = '#86908F';
	t.style.color = '#D7151E';
	var l = document.getElementById('menu').getElementsByTagName('li');
	for(var i = 0; i < l.length; ++i)l[i].style.color = '#86908F';
	t.parentNode.style.color = '#D7151E';

	if(img_id)gallery(img_id);
}


function gallery(img_id)
{
	//alert(document.getElementById('background').style.backgroundImage);
	document.getElementById('background').style.backgroundImage ='url("www/res/img/glr/'+img_id+'.jpg")';
}