Why am I getting these errors on compile?

Info :Compiling C:\Documents and Settings\Mark Jeffcoat\Local Settings\Temporary Internet Files\Content.IE5\Q0SKCM5F\blending[1].cpp
Warn : blending[1].cpp(70,2):Parameter ‘x’ is never used
Warn : blending[1].cpp(70,2):Parameter ‘y’ is never used
Info :Linking C:\Documents and Settings\Mark Jeffcoat\Local Settings\Temporary Internet Files\Content.IE5\Q0SKCM5F\blending[1].exe
Error: Error: Unresolved external ‘glutSolidIcosahedron’ referenced from C:\DOCUMENTS AND SETTINGS\MARK JEFFCOAT\LOCAL SETTINGS\TEMPORARY INTERNET FILES\CONTENT.IE5\Q0SKCM5F\BLENDING[1].OBJ
Error: Error: Unresolved external ‘glutSolidCube’ referenced from C:\DOCUMENTS AND SETTINGS\MARK JEFFCOAT\LOCAL SETTINGS\TEMPORARY INTERNET FILES\CONTENT.IE5\Q0SKCM5F\BLENDING[1].OBJ
Error: Error: Unresolved external ‘glutSwapBuffers’ referenced from C:\DOCUMENTS AND SETTINGS\MARK JEFFCOAT\LOCAL SETTINGS\TEMPORARY INTERNET FILES\CONTENT.IE5\Q0SKCM5F\BLENDING[1].OBJ
Error: Error: Unresolved external ‘glutPostRedisplay’ referenced from C:\DOCUMENTS AND SETTINGS\MARK JEFFCOAT\LOCAL SETTINGS\TEMPORARY INTERNET FILES\CONTENT.IE5\Q0SKCM5F\BLENDING[1].OBJ
Error: Error: Unresolved external ‘glutInit’ referenced from C:\DOCUMENTS AND SETTINGS\MARK JEFFCOAT\LOCAL SETTINGS\TEMPORARY INTERNET FILES\CONTENT.IE5\Q0SKCM5F\BLENDING[1].OBJ
Error: Error: Unresolved external ‘glutInitDisplayMode’ referenced from C:\DOCUMENTS AND SETTINGS\MARK JEFFCOAT\LOCAL SETTINGS\TEMPORARY INTERNET FILES\CONTENT.IE5\Q0SKCM5F\BLENDING[1].OBJ
Error: Error: Unresolved external ‘glutInitWindowPosition’ referenced from C:\DOCUMENTS AND SETTINGS\MARK JEFFCOAT\LOCAL SETTINGS\TEMPORARY INTERNET FILES\CONTENT.IE5\Q0SKCM5F\BLENDING[1].OBJ
Error: Error: Unresolved external ‘glutInitWindowSize’ referenced from C:\DOCUMENTS AND SETTINGS\MARK JEFFCOAT\LOCAL SETTINGS\TEMPORARY INTERNET FILES\CONTENT.IE5\Q0SKCM5F\BLENDING[1].OBJ
Error: Error: Unresolved external ‘glutCreateWindow’ referenced from C:\DOCUMENTS AND SETTINGS\MARK JEFFCOAT\LOCAL SETTINGS\TEMPORARY INTERNET FILES\CONTENT.IE5\Q0SKCM5F\BLENDING[1].OBJ
Error: Error: Unresolved external ‘glutDisplayFunc’ referenced from C:\DOCUMENTS AND SETTINGS\MARK JEFFCOAT\LOCAL SETTINGS\TEMPORARY INTERNET FILES\CONTENT.IE5\Q0SKCM5F\BLENDING[1].OBJ
Error: Error: Unresolved external ‘glutKeyboardFunc’ referenced from C:\DOCUMENTS AND SETTINGS\MARK JEFFCOAT\LOCAL SETTINGS\TEMPORARY INTERNET FILES\CONTENT.IE5\Q0SKCM5F\BLENDING[1].OBJ
Error: Error: Unresolved external ‘glutIdleFunc’ referenced from C:\DOCUMENTS AND SETTINGS\MARK JEFFCOAT\LOCAL SETTINGS\TEMPORARY INTERNET FILES\CONTENT.IE5\Q0SKCM5F\BLENDING[1].OBJ
Error: Error: Unresolved external ‘glutReshapeFunc’ referenced from C:\DOCUMENTS AND SETTINGS\MARK JEFFCOAT\LOCAL SETTINGS\TEMPORARY INTERNET FILES\CONTENT.IE5\Q0SKCM5F\BLENDING[1].OBJ
Error: Error: Unresolved external ‘glutMainLoop’ referenced from C:\DOCUMENTS AND SETTINGS\MARK JEFFCOAT\LOCAL SETTINGS\TEMPORARY INTERNET FILES\CONTENT.IE5\Q0SKCM5F\BLENDING[1].OBJ

Did you link with the GLUT library?

knew it had to be something simple. Thanx