Каптча на PictureBox из WebBrowser

[Merujan999]

Нужно чтобы в PictureBox1 был точный каптча
вот код

 private: System::Void Button4_Click(System::Object^  sender, System::EventArgs^  e) {
		     String ^capurl = nullptr;
		     String ^inner1 = Form1::WebBrowser1->Document->Body->InnerHtml;

		     String ^inner = inner1;
	       	 String ^findStart = nullptr;
        	 String ^pulledOut = nullptr;
	    	 findStart = "o=";
	    	 int start = 0;
	    	 int end = 0;
	    	 start = inner->IndexOf(findStart);
		     inner = inner->Remove(0, start + findStart->Length);
	    	 end = inner->IndexOf("\"");
	    	 inner = inner->Remove(end, inner->Length - end);
	    	 pulledOut = inner;
	    	 capurl = "";
	    	 capurl = ("http://afreesms.com/image.php?o=") + pulledOut;
	    	 Form1::PictureBox1->ImageLocation = capurl;
	    	 Form1::PictureBox1->Show();
		 }