document.writeln("<SCR"+"IPT language=JavaScript type=text/JavaScript>");
document.writeln("//改变图片大小");
document.writeln("function resizepic(thispic)");
document.writeln("{ ");
document.writeln("if(thispic.width>500) thispic.width=500; ");
document.writeln("}");
document.writeln("//无级缩放图片大小");
document.writeln("function bbimg(o)");
document.writeln("{");
document.writeln("  var zoom=parseInt(o.style.zoom, 10)||100;");
document.writeln("  zoom+=event.wheelDelta/12;");
document.writeln("  if (zoom>0) o.style.zoom=zoom+\'%\';");
document.writeln("  return false;");
document.writeln("}");
document.writeln("</SCRIPT>");