window.name="mainwin";


function openPopWin640(imagePath)
{

PopWin640=window.open(imagePath,"PopWin640",'toolbar=yes,location=0,directories=0,status=0,menubar=0,scrollbars=yes,resizable=yes,width=640,height=560,top=0,left=0');

PopWin640.focus();

}
function openPopWin840(imagePath)
{

PopWin840=window.open(imagePath,"PopWin840",'toolbar=yes,location=0,directories=0,status=0,menubar=0,scrollbars=yes,resizable=yes,width=840,height=660,top=0,left=0');

PopWin840.focus();}