function showPic( imgName, imgWidth, imgHeight) {
if(imgWidth<=100)imgWidth=100
if(imgHeight<=100)imgHeight=100
winHeight=imgHeight+50;
w = window.open('','Demo','toolbar=no,location=no,directories=no,status=no,scrollbars=no,resizable=yes,copyhistory=no,width='+imgWidth+',height='+winHeight);
w.document.write( ""+imgName+"" );
w.document.write( "" );
w.document.write( "