加水印生成缩图：*(宽*高)

<table id="picTable{0}" border="0" style="float:left;">
                                    <tr>
                                        <td>
                                            <div>
											缩略：<input type="text" id="msmallpic{0}" name="msmallpic[]" style="width:160px" ondblclick="SpOpenChFile(1,'msmallpic{0}');" onfocus="$('#preImg{0}').attr('src',$('#msmallpic{0}').val());"/><br>
											大图：<input type="text" id="mbigpic{0}" name="mbigpic[]" style="width:160px"  ondblclick="SpOpenChFile(1,'mbigpic{0}');" onfocus="$('#preImg{0}').attr('src',$('#mbigpic{0}').val());"/>
                                                <a href="javascript:void(0);" onclick="$('#picTable{0}').remove();" class="pn-opt">删除</a></div>
                                            <div>
                                            <div style="padding-top: 2px"><textarea style="width:200px;height:60px;" name="mpicname[]" id="mpicname{0}" maxlength="255"></textarea></div>
                                        </td>
                                        <td><img id="preImg{0}" alt="预览" noResize="true" style="width:110px;height:110px;background-color:#ccc;border:1px solid #333"/></td>
                                    </tr>
                                </table>