function sendmail() {
pag=location.href;
pag=pag.substring(pag.indexOf("/",8),pag.length);
if (navigator.appName!='Microsoft Internet Explorer')
str="screenX=0,screenY=80,outerWidth="+(346+12)+",outerHeight="+(410+25)+",status=no,toolbar=no,menubar=no,location=no,scrollbars=no";
else str="left=0,top=80,width=346,height=410,status=no,toolbar=no,menubar=no,location=no,scrollbars=no";
window.open('sendmail.php?art='+pag,'wins',str);
}