function obrirfinestra(a){
window.open(a,'Finestra','width=460,height=530,location=no,toolbar=no,directories=no,menubar=no,resizable=no,scrollbars=no,status=no');
return false;
}

function obrirfinestra_scroll(a){
window.open(a,'Finestra','width=460,height=530,location=no,toolbar=no,directories=no,menubar=no,resizable=no,scrollbars=yes,status=no');
return false;
}

function obrirfinestra_scrollb(a){
window.open(a,'Finestra','width=600,height=430,location=no,toolbar=no,directories=no,menubar=no,resizable=no,scrollbars=yes,status=no');
return false;
}

function obrirfinestra_petita(a){
window.open(a,'Finestra','width=400,height=400,location=no,toolbar=no,directories=no,menubar=no,resizable=no,scrollbars=no,status=no');
return false;
}

function MenuUp(nombrecapa){		
   var miCapa;   
   
   if (document.all){
    miCapa = eval(nombrecapa).style;
   }else{
   		if (document.layers){
    			miCapa = document.layers[eval("'"+nombrecapa+"'")];     		    			
    		}else{
			miCapa = document.getElementById(eval("'"+nombrecapa+"'")).style;	   		
   		}
   }



if(document.layers)
{
	if(miCapa.top > 363)
	{
		miCapa.top = miCapa.top - 20;
		setTimeout('MenuUp(\'poesia\')',20);		
	}
	else
	{
		miCapa.top = 363;
	}
}
else
{		
if ( parseInt(miCapa.top) > 363) {				
		miCapa.top = parseInt(miCapa.top) - 20;				
		setTimeout('MenuUp(\'poesia\')', 10);		
	}else {				
		miCapa.top = 363;				
	}
}

document.images["mas"].src="img/mes.gif";
document.images["menos"].src="img/punt_trans.gif";
                     
}



function MenuDown(nombrecapa){		
   var miCapa;      
   
   if (document.all){
    miCapa = eval(nombrecapa).style;
   }else{
   		if (document.layers){
    			miCapa = document.layers[eval("'"+nombrecapa+"'")];     		    			
    		}else{
			miCapa = document.getElementById(eval("'"+nombrecapa+"'")).style;	   		
   		}
   }


if(document.layers)
{
	if(miCapa.top < 675)
	{
		miCapa.top = miCapa.top + 20;
		setTimeout('MenuDown(\'poesia\')',20);		
	}
	else
	{
		miCapa.top = 675;
	}
}
else
{		
if ( parseInt(miCapa.top) < 670) {				
		miCapa.top = parseInt(miCapa.top) + 20;				
		setTimeout('MenuDown(\'poesia\')', 10);		
	}else {				
		miCapa.top = 670;				
	}
}
document.images["mas"].src="img/punt_trans.gif";
document.images["menos"].src="img/menys.gif";
}