var PicWin = "undefined";

function ShowForm(Which, Orient) {
  if (PicWin == "undefined" || PicWin.closed == true) {
    	if (Orient == 'gross') {
      	PicWin = window.open(Which, "Pic_Win", "SCREENX=200,SCREENY=200,TOOLBAR=0,LOCATION=0,DIRECTORIES=0,STATUS=0,MENUBAR=0,SCROLLBARS=1,RESIZABLE=1,WIDTH=450,HEIGHT=510");
      }
      else {
      	PicWin = window.open(Which, "Pic_Win", "SCREENX=200,SCREENY=200,TOOLBAR=0,LOCATION=0,DIRECTORIES=0,STATUS=0,MENUBAR=0,SCROLLBARS=1,RESIZABLE=1,WIDTH=300,HEIGHT=450");
      }
    }
    else {
    	if (Orient == 'gross') {
      	PicWin.resizeTo(450,510);
    	}
      else {
      	PicWin.resizeTo(300,450);
    	}
    PicWin.location.href=Which
    PicWin.focus();
  }
}