function popUp(URL) {
 day = new Date();
 id = day.getTime();
 eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=1,location=0,statusbar=0,menubar=0,resizable=1,width=595,height=600,left = 342.5,top = 212');");
 setTimeout("checkPop('"+id+"', '"+URL+"')", 2000);
}

function checkPop(id, URL) {
 eval("obj = page"+id+";")
 if (obj==undefined) {
  document.location = URL;
 }
}

function printPage(){
 window.print();
}
function printSubmit() {
  el = document.getElementById('product_display');
  document.getElementById('print_html').value = el.innerHTML;
  document.getElementById('print_form').submit();
}