function popup_p(url)
{
	if (navigator.appName.toLowerCase() == 'netscape')
        {
        	win = open(url,"ventana1","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no,width=595,height=235,screenX=100,left=100,screenY100,top=100");
               	win.creator=self;                
        }
        else win=window.open(url,"ventana2","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no,width=595,height=235,screenX=100,left=100,screenY=100,top=100");
        
        win.focus();

}

function popup_g(url)
{
	if (navigator.appName.toLowerCase() == 'netscape')
        {
        	win = open(url,"ventana3","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no,width=595,height=575,screenX=100,left=100,screenY100,top=100");
               	win.creator=self;                
        }
        else win=window.open(url,"ventana4","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no,width=595,height=575,screenX=100,left=100,screenY=100,top=100");
        
        win.focus();

}

function popup_s(url)
{
	if (navigator.appName.toLowerCase() == 'netscape')
        {
        	win = open(url,"ventana5","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,copyhistory=no,width=595,height=575,screenX=100,left=100,screenY100,top=100");
               	win.creator=self;                
        }
        else win=window.open(url,"ventana6","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,copyhistory=no,width=595,height=575,screenX=100,left=100,screenY=100,top=100");
        
        win.focus();

}