The JS script window is processed in System.Windows.Forms.WebBrowser. Open Disable New Window method

WB is a drag-and-drop on a form System.Windows.Forms.WebBrowser

Defined in your form code

SHDOCVW.WEBBROWSER_V1 wb1;

Add the following code to the Load event of your form

WB1 = wb. Activexinstance as SHDOCVW.WEBBROWSER_V1;             Wb1. NewWindow + = Wb1_newwindow;

Handling Events:

     voidWb1_newwindow (stringUrlintFlags,stringTargetframename,ref ObjectPostData,stringHeaders,ref BOOLprocessed) {              Try{processed=true;//set as the basis for processingWB. Navigate (URL);//opens in the current browser control            }             Catch(Exception) {}}

The JS script window is processed in System.Windows.Forms.WebBrowser. Open Disable New Window method