& lt; ! PUBLIC DOCTYPE HTML "-////W3C DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd" & gt;
<meta HTTP - equiv="content-type" Content="text/HTML. Charset=gb2312 "& gt;No title documents & lt;/title> <br/></head> <br/><body> <br/></head> <br/><The iframe height="1024" width="800" id="fr1" SRC="https://bbs.csdn.net/topics/images/12345.pdf" & gt; </iframe> <br/><script language="javascript" & gt; <br/>//onload triggered when the watermark draw <br/>Window. The onl oad=function () {<br/>Watermark ({watermark_txt: "test"}); <br/>}; <br/>The function watermark (Settings) {<br/><br/>//the default Settings <br/>Var defaultSettings={<br/>Watermark_txt: "text", <br/>Watermark_x: 200,//watermark starting position x coordinate <br/>Watermark_y: 200,//watermark starting position Y coordinates <br/>Watermark_rows: 1,//watermark lines <br/>Watermark_cols: 1,//watermark columns <br/>Watermark_x_space: 100,//watermark x interval <br/>Watermark_y_space: 50,//watermark y interval <br/>Watermark_color: '# FF0000',//watermark font color <br/>Watermark_alpha: 0.9,//the watermark transparency <br/>Watermark_fontsize: '18 px,//watermark font size <br/>Watermark_font: 'Microsoft jas black',//watermark font <br/>Watermark_width: 150,//watermark width <br/>Watermark_height: 35,//watermark length <br/>Watermark_angle: 15//watermark inclination degree <br/>}; <br/>//the configuration items to replace the default, ACTS like jquery. The extend <br/>If (the arguments. The length===1 & amp; & Typeof the arguments [0]==="object") <br/>{<br/>Var src=https://bbs.csdn.net/topics/arguments [0] | | {}; <br/>For (key in SRC) <br/>{<br/>[key] if (SRC & amp; & [key] defaultSettings & amp; & [key] the SRC===defaultSettings [key]) <br/>continue; <br/>Else if (SRC [key]) <br/>DefaultSettings [key]=SRC [key]; <br/>} <br/>} <br/><br/>Var oTemp=document. CreateDocumentFragment (); <br/><br/>//get the biggest width <br/>Var page_width=Math. Max (document. Body. ScrollWidth, document. Body. ClientWidth); <br/>//a maximum length for page <br/>Var page_height=Math. Max (document. Body. ScrollHeight, document. Body. ClientHeight); <br/><br/>//if the watermark is the number of columns is set to 0, or watermark columns set is too large, more than the maximum width, recalculate the watermark number of columns and watermark x interval <br/>If (defaultSettings. Watermark_cols==0 | | <br/>(parseInt (defaultSettings watermark_x <br/>+ defaultSettings. Watermark_width * defaultSettings. Watermark_cols <br/>+ defaultSettings. Watermark_x_space * (defaultSettings. Watermark_cols - 1)) <br/> Page_width)) {<br/>DefaultSettings. Watermark_cols=<br/>The parseInt ((page_width <br/>- defaultSettings. Watermark_x <br/>+ defaultSettings. Watermark_x_space) <br/>/(defaultSettings watermark_width <br/>+ defaultSettings. Watermark_x_space)); <br/>DefaultSettings. Watermark_x_space=<br/>The parseInt ((page_width <br/>- defaultSettings. Watermark_x <br/>- defaultSettings. Watermark_width <br/>* defaultSettings watermark_cols) <br/>/(defaultSettings watermark_cols - 1)); <br/>} <br/>//if the watermarking line number is set to 0, or watermark lines set is too large, page more than the maximum length, then to recalculate the watermark lines and watermark y interval <br/>If (defaultSettings. Watermark_rows==0 | | <br/>(parseInt (defaultSettings watermark_y <br/>+ defaultSettings. Watermark_height * defaultSettings. Watermark_rows <br/>+ defaultSettings. Watermark_y_space * (defaultSettings. Watermark_rows - 1)) <br/> Page_height)) {<br/>DefaultSettings. Watermark_rows=<br/>ParseInt ((defaultSettings watermark_y_space <br/>+ page_height defaultSettings. Watermark_y) <br/>/(defaultSettings. Watermark_height + defaultSettings. Watermark_y_space)); <br/>DefaultSettings. Watermark_y_space=<br/>The parseInt ((page_height <br/>- defaultSettings. Watermark_y <br/>- defaultSettings. Watermark_height <br/>* defaultSettings watermark_rows) <br/>/(defaultSettings watermark_rows - 1)); <br/>} <br/>Var x; <br/>Var y; <br/>For (var I=0; I & lt; DefaultSettings. Watermark_rows; I++) {<br/>Y=defaultSettings. Watermark_y + (defaultSettings. Watermark_y_space + defaultSettings. Watermark_height) * I; <br/>For (var j=0; J & lt; DefaultSettings. Watermark_cols; J++) {<br/>X=defaultSettings. Watermark_x + (defaultSettings. Watermark_width + defaultSettings. Watermark_x_space) * j; <br/><br/>Var mask_div=document. The createElement method (' div '); <br/>Mask_div. Id='mask_div' + I + j; <br/>Mask_div. The appendChild (document. CreateTextNode (defaultSettings. Watermark_txt)); <br/>//set the watermark div tilt display <br/>Mask_div. Style. WebkitTransform="rotate (-" + defaultSettings. Watermark_angle + "deg)"; <br/>Mask_div. Style. MozTransform="rotate (-" + defaultSettings. Watermark_angle + "deg)"; <br/>Mask_div. Style. MsTransform="rotate (-" + defaultSettings. Watermark_angle + "deg)"; <br/>Mask_div. Style. OTransform="rotate (-" + defaultSettings. Watermark_angle + "deg)"; <br/>Mask_div. Style. The transform="rotate (-" + defaultSettings. Watermark_angle + "deg)"; <br/>Mask_div. Style. The visibility=""; <br/>Mask_div. Style. The position="absolute"; <br/>Mask_div. Style. Left=x + 'px'; <br/>Mask_div. Style. The top=y + 'px'; <br/>Mask_div. Style. Overflow="auto"; <br/>Mask_div. Style. ZIndex="9999"; <br/>Mask_div. Style. Border="1 px solid # ff0000"; <br/>Mask_div. Style. Opacity=defaultSettings. Watermark_alpha; <br/>Mask_div. Style. FontSize=defaultSettings. Watermark_fontsize; <br/>Mask_div. Style. FontFamily=defaultSettings. Watermark_font; <br/>Mask_div. Style. Color=defaultSettings. Watermark_color; <br/>Mask_div. Style. 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