GLchar *vertexSource, *fragmentsource;
		GLuint vertexshader, fragmentshader;
		GLuint shaderprogram;

		vertexSource = filetobuf("vertexshader.txt");
		fragmentsource = filetobuf("fragmentshader.txt");

		vertexshader = glCreateShader(GL_VERTEX_SHADER);

		glShaderSource(vertexshader, 1, (const GLchar**)&vertexSource, 0);

		glCompileShader(vertexshader);

		fragmentshader = glCreateShader(GL_FRAGMENT_SHADER);

		glShaderSource(fragmentshader, 1, (const GLchar**)&fragmentsource, 0);
		glCompileShader(fragmentshader);


		shaderprogram = glCreateProgram();

		glAttachShader(shaderprogram, vertexshader);
		glAttachShader(shaderprogram, fragmentshader);

		glBindAttribLocation(shaderprogram, 0, "in_Position");
		glBindAttribLocation(shaderprogram, 1, "in_Color");

		glLinkProgram(shaderprogram);

		glUseProgram(shaderprogram);