function imprimir()
{
var disp_setting="toolbar=yes,location=no,directories=yes,menubar=yes,";
disp_setting+="scrollbars=yes,width=650, height=600, left=100, top=25";
var content_vlue = document.getElementById("impressao").innerHTML;
var docprint=window.open("","",disp_setting);
docprint.document.open();
docprint.document.write('Imprimir');
docprint.document.write('');
docprint.document.write(content_vlue);
docprint.document.write('');
docprint.document.close();
docprint.focus();
}