function ampliar_01() {
	ven = open("agradecimientos.htm","01_default","width=450,height=300,status=no,toolbar=no,menubar=no,scrollbars=no");
}

function abrir(x,y,z) {
     ven =open(x+".htm","ampliacion","width="+y+",height="+z+",status=no,toolbar=no,menubar=no,scrollbars=no"); 
}

function abrir2(x,y,z,t) {
     ven =open(x+".htm","ampliacion2","width="+y+",height="+z+",status=no,toolbar=no,menubar=no,scrollbars="+t); 
}

function abrir4(x,y,z,t) {
     ven =open("antologia/"+x+".htm","ampliacion2","width="+y+",height="+z+",status=no,toolbar=no,menubar=no,scrollbars="+t); 
}

function abrir3(x,y,z,t) {
     if (navigator.appName == 'Netscape') {
     	y = 20 + y;
     	z = 20 + z;
     	ven = open(x+".htm",x,"width="+y+",height="+z+",status=no,toolbar=no,menubar=no,scrollbars="+t);
     } else {
     	ven = open(x+".htm",x,"width="+y+",height="+z+",status=no,toolbar=no,menubar=no,scrollbars="+t);
     }
}

function fecha(){
	var d=new Date();
	var f = d.getFullYear();
		if (f > 2004) {
			ff = "2004-" + f; 
			return ff;
		} else {
			return f;
		}
}

function cerrar() {
     self.close()
}