Self Lit, Alpha channel (global), Texture & Bump mapping mapped to UV, Mask mapped to UV2

Shader4SWithNormal.shader

Shader "Custom/Shader4SWithNormal" {
Properties {
    _MainTex ("Texture", 2D) = "white" { }
    _Mask ("Mask", 2D) = "white" {}
    _Alpha ("Alpha", Range(0.0,1.0)) = 1.0
    _BumpMap ("Normal Map", 2D) = "bump" {}
    _Illum ("Illumin (A)", 2D) = "white" {}
}

SubShader {
	Tags {
		"Queue"="Transparent"
		"IgnoreProjector"="False"
		"RenderType"="Transparent"
	}
CGPROGRAM
#pragma surface surf Lambert alpha

sampler2D _MainTex;
sampler2D _BumpMap;
sampler2D _Illum;
sampler2D _Mask;
half _Alpha;

struct Input {
	float2 uv_MainTex;
	float2 uv_Illum;
	float2 uv_BumpMap;
	float2 uv2_Mask;
};

void surf (Input IN, inout SurfaceOutput o) {
	fixed4 c = tex2D(_MainTex, IN.uv_MainTex);
	o.Emission = c.rgb * tex2D(_Illum, IN.uv_Illum).a;
	o.Albedo = c.rgb;
	o.Alpha = (tex2D(_Mask, IN.uv2_Mask).a * c.a) * _Alpha;
	o.Normal = UnpackNormal(tex2D(_BumpMap, IN.uv_BumpMap));
}
ENDCG
}

Fallback "Custom/Shader4S"

}