function changeButton(div, bgcolor, icon, width, color){	
	div.id = "b" + bgcolor;		
	div.style.color = color;	
		
	var divs = div.getElementsByTagName('div');
	
	divs[0].id = "b" + bgcolor + "Left";
	divs[1].style.width = width;
	divs[2].id = "b" + bgcolor + "Right";

	document.getElementById('logoGran').style.background = 'url(/img/' + icon + '.jpg)';
}



function toggleVisibility(id, desplegable){	
	var desplegat = document.getElementById(id);
	
	//alert(desplegat.style.display);
	
	if(desplegat.style.display == 'block' || desplegat.style.display == '')
		desplegat.style.display = 'none';
	else
		desplegat.style.display = 'block';
		
	var divs = desplegable.getElementsByTagName('div');				
	var url = divs[1].style.backgroundImage;
	
	if(url == "url(../img/fletxaAmunt.jpg)" || url == "")
		divs[1].style.backgroundImage = "url(../img/fletxaAvall.jpg)";
	else
		divs[1].style.backgroundImage = "url(../img/fletxaAmunt.jpg)";
	
	
	
}