computer vision - visual studio 1error LNK2001: unresolved external symbol _mainCRTStartup,2 error LNK1120: 1 unresolved externals

code:

#include "stdafx.h"
#include"highgui.h"
#include"stdio.h"

int  main(int argc, CHAR* argv[])
{
    cvNamedWindow:( "Example2", CV_WINDOW_AUTOSIZE );
    CvCapture* capture = cvCreateFileCapture( "tendulkar.avi" );
    IplImage* frame;
    while(1) {

        frame = cvQueryFrame( capture );
        if( !frame ) break;
        cvShowImage( "Example2", frame );
        char c = cvWaitKey(33);
        if( c == 27 ) break;
    }
    cvReleaseCapture( &capture );
    cvDestroyWindow( "Example2" );
    return 0;
}