function openWin(wUrl,wWidth,wHeight){
  scWidthCenter=screen.availWidth/2;
  scHeightCenter=screen.availWidth/3;
  wOption=
"scrollbars=no,resizable=no,width="+wWidth+",height="+wHeight+",left="+(scWidthCenter-(wWidth/2))+",top="+(scHeightCenter-(wHeight/3));
  window.open(wUrl,'window1',wOption);
}