function openwindow(url,largo,alto) { 
	toppos=(screen.height/2)-(alto/2); 
	leftpos=(screen.width/2)-(largo/2); 
	window.open(url,'',"top="+toppos+",left="+leftpos+",scrollbars=no,resizable=no,width="+largo+",height="+alto+",status=no,location=no,toolbar=no"); 
} 

function nospam ( url, alias ) {
	document.write ( '<a href="mailto:'+alias+'&#64;'+url+'">'+alias+'&#64;'+url+'</a>' );
}