function showPic(theURL, imgCaption, winWidth, winHeight,showLocation,showMenu,scrollWin,resizeWin) {
var winX = (screen.width - winWidth) / 2;
var winY = (screen.height - winHeight) / 2;
windowAttributes= ('width=' + winWidth + ',height=' + winHeight + 'location=' + 'showLocation' + ',menubar=' + showMenu + ',scrollbars=' + scrollWin + ",resizable=" + resizeWin + ",left=" + winX + ",top=" + winY);
w = window.open("blank.html", "", windowAttributes);
w.document.write( ""+imgCaption+"" );
w.document.write( "" );
w.document.write( "
" );
w.document.write( "" );
}