var im="";
	function imprimir(quina) {
	im=window.open(quina,"imprimir","scrollbars=yes,resizable=yes,status=no,directories=no,toolbar=no,location=no,menubar=no,width=420,height=500,Top=20,Left=350");
	}
	
	function assignatura(quina) {
	im=window.open(quina,"","scrollbars=yes,resizable=yes,status=no,directories=no,toolbar=no,location=no,menubar=no,width=420,height=500,Top=50,Left=300");
	}	
	
	function obre_flotant(flot,nom){
	var desti = flot;
	if(flot.indexOf("cat/")!=-1) {
		var comodi = flot.split("cat/");
		flot = comodi[1];
	};
	var scro="no";
	if(nom=='credits'){
		desti=desti+".htm";
		scro='yes';
	}	
	else desti=desti+".php?n="+nom;
	var pepe=window.open(desti,flot,"scrollbars="+scro+",resizable=no,status=no,directories=no,toolbar=no,location=no,menubar=no,width=400,height=500,Top=70,Left=250");
	}