function open_spec(geturl,sn) {

	window.open("http://www.optimet.com/register_download.php?item="+geturl+"&sn="+sn,'poll', 'height=500,width=450,top=100,left=200,scrollbars=no,status=1,resizable=yes,x=6');

}

function open_spec_down(geturl,sn) {

	window.open("http://www.optimet.com/register.php?item="+geturl+"&sn="+sn,'poll', 'height=500,width=450,top=100,left=200,scrollbars=no,status=1,resizable=yes,x=6');

}