var urlvar = document.location + "";
var printvar = urlvar.substring(0,urlvar.lastIndexOf("#")) + "?mode=print";
var enlargevar = urlvar.substring(0,urlvar.lastIndexOf("#")) + "?mode=enlarge";

function printmode() {
window.open(printvar,'_blank','menubar=1,width=500,height=550,toolbar=1,scrollbars=1,resizable=1,screenX=50,left=50,screenY=50,top=50');
return false;
}

function enlargemode() {
window.open(enlargevar,'_blank','menubar=1,toolbar=1,scrollbars=1,resizable=1,screenX=50,left=50,screenY=50,top=50');
return false;
}