function openPicture(URL) {
  myTip=window.open(URL, "new_window", "width=300,height=300, scrollbars=nos");
  }


function openTip(URL) {
  myTip=window.open(URL, "new_window", "width=600,height=500, scrollbars=yes");
  }

function openPurchase(URL) {
  myP=window.open(URL, "new_window", "width=550,height=600, scrollbars=yes, status=yes");
  }

function openOrder(URL) {
  myP=window.open(URL,  "new", "width=550,height=600, menubar=no, scrollbars=yes, status=yes");
  myP.resizeTo(500,750);
  myP.menubar.visible=false;
  myP.toolbar.visible=false;
  myP.locationbar.visible=false;
  myP.personalbar.visible=false;
  }

function pr() {
  window.print();
  }