diff --git a/public/react/src/modules/courses/Resource/Fileslistitem.js b/public/react/src/modules/courses/Resource/Fileslistitem.js
index b06ab3dc1..4e8e89567 100644
--- a/public/react/src/modules/courses/Resource/Fileslistitem.js
+++ b/public/react/src/modules/courses/Resource/Fileslistitem.js
@@ -30,7 +30,8 @@ class Fileslistitem extends Component{
     showfiles=(list)=>{
     	if(list.is_history_file===false){
 				// this.props.DownloadFileA(list.title,list.url)
-				window.location.href=list.url;
+				//window.location.href=list.url;
+				window.open(list.url, '_blank');
 			}else{
 				let {discussMessage,coursesId}=this.props
 				let file_id=discussMessage.id
@@ -49,7 +50,7 @@ class Fileslistitem extends Component{
 						//
 						// }
 						// this.props.DownloadFileA(result.data.title,result.data.url)
-						window.location.href=list.url;
+						window.open(list.url, '_blank');
 					}else{
 						this.setState({
 							Showoldfiles:true,
diff --git a/public/react/src/modules/courses/coursesPublic/Showoldfiles.js b/public/react/src/modules/courses/coursesPublic/Showoldfiles.js
index 693e3448b..cb054964e 100644
--- a/public/react/src/modules/courses/coursesPublic/Showoldfiles.js
+++ b/public/react/src/modules/courses/coursesPublic/Showoldfiles.js
@@ -178,7 +178,7 @@ class Showoldfiles extends Component{
 												<div className="clearfix edu-txt-center lineh-40 bor-bottom-greyE" id={allfiles.id}>
 
 													<li className="fl fontlefts">
-														<a className={"isabox"} href={allfiles.url} >{allfiles.title}</a>
+														<a className={"isabox"} href={allfiles.url} target="_blank" >{allfiles.title}</a>
 														{/*{allfiles.is_pdf===false?*/}
 														{/*<a className={"isabox"} href={allfiles.url} >{allfiles.title}</a>:*/}
 															{/*<a className={"isabox"} onClick={()=>this.showfiless(allfiles.url)} >{allfiles.title}</a>*/}
@@ -198,7 +198,7 @@ class Showoldfiles extends Component{
 																<div className="clearfix edu-txt-center lineh-40 bor-bottom-greyE" id={item.id} key={key}>
 
 																	<li className="fl fontlefts">
-																		<a  className={"isabox"} href={item.url}>{item.title}</a>
+																		<a  className={"isabox"} href={item.url} target="_blank" >{item.title}</a>
 																		{/*{item.is_pdf===false?*/}
 																			{/*<a  className={"isabox"} href={item.url}>{item.title}</a>:*/}
 																			{/*<a className={"isabox"} onClick={()=>this.showfiless(item.url)} >{item.title}</a>*/}