function OcultaMenuSup(idMenuSup) 
{
	document.getElementById(idMenuSup).style.visibility = 'hidden';
}

function MostraMenuSup(idMenuSup)
{
	OcultaMenus(); 
	document.getElementById(idMenuSup).style.visibility = 'visible';
}

function OcultaMenus() 
{
	OcultaMenuSup('mn1');
	OcultaMenuSup('mn2');
	OcultaMenuSup('mn3');
	OcultaMenuSup('mn4');
	OcultaMenuSup('mn5');
}

function rollover(which,color)
{
	if (document.all||document.getElementById)
	which.style.color=color
}


function MostraMnLateral(idmenu, idfletxa)
{
	if(document.getElementById(idmenu).style.visibility != 'visible')
	{
		document.getElementById(idmenu).style.visibility = 'visible';
		document.getElementById(idmenu).style.position = 'relative';
		MM_swapImage(idfletxa,'','imatges/fletxa2.gif',1);
	}
	else
	{
		document.getElementById(idmenu).style.visibility = 'hidden';
		document.getElementById(idmenu).style.position = 'absolute';
		MM_swapImage(idfletxa,'','imatges/fletxa1.gif',1);
		//MM_swapImgRestore();
	}
}

function getPos(element) 
{
	var pos = { top: 0, left: 0};
	while (element) {
		pos.top  += element.offsetTop;
		pos.left += element.offsetLeft;
		element = element.offsetParent;
	}
	return pos;
}

function fnMenuSel(popup,menu)
{
	fnDoHideAll();
	var m=document.getElementById(menu);
	if (popup != '') 
	{
		var pos = getPos(m);
		var p=document.getElementById(popup);
		p.style.top  = pos.top+20;
		p.style.left = pos.left+10;
		p.style.visibility = 'visible';

	}

}