Javascript PDFファイル表示プラグイン

var PDFHandler=function(y){if(!y||!y.url){return false;}var w="1.2",b=y.id||false,i=y.width||"100%",z=y.height||"100%",r=y.pdfOpenParams,a,x;var v=function(){var c=null;if(window.ActiveXObject){c=new ActiveXObject("AcroPDF.PDF");if(!c){c=new ActiveXObject("PDF.PdfCtrl");}if(c!==null){return true;}}return false;};var u=function(){var c,f=navigator.plugins,d=f.length,e=/Adobe Reader|Adobe PDF|Acrobat/gi;for(c=0;c<d;c  ){if(e.test(f[c].name)){return true;}}return false;};var t=function(){var c=navigator.mimeTypes["application/pdf"];return(c&&c.enabledPlugin);};var s=function(){var c=null;if(u()||v()){c="Adobe";}else{if(t()){c="generic";}}return c;};var q=function(){var e=document.getElementsByTagName("html");if(!e){return false;}var c=e[0].style,d=document.body.style;c.height="100%";c.overflow="hidden";d.margin="0";d.padding="0";d.height="100%";d.overflow="hidden";};var p=function(d){var c="",e;if(!d){return c;}for(e in d){if(d.hasOwnProperty(e)){c =e "=";if(e==="search"){c =encodeURI(d[e]);}else{c =d[e];}c ="&";}}return c.slice(0,c.length-1);};var o=function(d){var c=null;switch(d){case"url":c=a;break;case"id":c=b;break;case"width":c=i;break;case"height":c=z;break;case"pdfOpenParams":c=r;break;case"pluginTypeFound":c=x;break;case"pdfobjectversion":c=w;break;}return c;};var n=function(d){if(!x){return false;}var c=null;if(d){c=(d.nodeType&&d.nodeType===1)?d:document.getElementById(d);if(!c){return false;}}else{c=document.body;q();i="100%";z="100%";}c.innerHTML='<object    data="' a '" type="application/pdf" width="' i '" height="' z '"></object>';return c.getElementsByTagName("object")[0];};a=encodeURI(y.url) "#" p(r);x=s();this.get=function(c){return o(c);};this.embed=function(c){return n(c);};return this;};