function survol_menu(id,etat)
{
	var calque = document.getElementById(id);
	var ss_menu = document.getElementById("ss_menu"+id);
	
	if(etat == 0)
	{
		if (calque) calque.style.backgroundImage="none";
	}
	if(etat == 1)
	{
		for (var i = 1; i<=9; i++)
		{
			if (document.getElementById('ss_menu0'+i)) document.getElementById('ss_menu0'+i).style.display='none';
		}
		if (calque) calque.style.backgroundImage="url("+tab_image_s[id].src+")";
		if (ss_menu) ss_menu.style.display='block';
	}
}

function cache_all()
{
	var a_block = document.getElementsByTagName("dd");
	if (a_block)
	{
		for(var i=0;i<a_block.length;i++)
		{
			if(a_block[i].title == "rayon") a_block[i].style.display='none';

		}
	}
}

function montre(id,type) {
	
	var a_block = document.getElementsByTagName("dd");
	if (a_block)
	{
		for(var i=0;i<a_block.length;i++)
		{
			if(a_block[i].title == type) a_block[i].style.display='none';

		}
	}
	var d = document.getElementById(id);
	if (d) {d.style.display='block';}
  
}

function get_theme() {
	var pattern = /\/[0-9]+\/([0-9]+)_[0-9]*.html/;
 	var expression = window.location.toString();
	pattern.exec(expression);
	return RegExp.$1;

}