diff --git a/code-blast.js b/code-blast.js
index fafa9f4..4b6adda 100644
--- a/code-blast.js
+++ b/code-blast.js
@@ -10,6 +10,7 @@ https://twitter.com/JoelBesada/status/670343885655293952
 		lastTime = 0,
 		particles = [],
 		particlePointer = 0,
+		maxParticleSize = 0,
 		MAX_PARTICLES = 500,
 		PARTICLE_NUM_RANGE = { min: 5, max: 10 },
 		PARTICLE_GRAVITY = 0.08,
@@ -63,13 +64,13 @@ https://twitter.com/JoelBesada/status/670343885655293952
 			color: color
 		};
 		if (effect === 1) {
-			p.size = random(2, 4);
+			p.size = random(2, maxParticleSize || 4);
 			p.vx = PARTICLE_VELOCITY_RANGE.x[0] + Math.random() *
 					(PARTICLE_VELOCITY_RANGE.x[1] - PARTICLE_VELOCITY_RANGE.x[0]);
 			p.vy = PARTICLE_VELOCITY_RANGE.y[0] + Math.random() *
 					(PARTICLE_VELOCITY_RANGE.y[1] - PARTICLE_VELOCITY_RANGE.y[0]);
 		} else if (effect === 2) {
-			p.size = random(2, 8);
+			p.size = random(2, maxParticleSize || 8);
 			p.drag = 0.92;
 			p.vx = random(-3, 3);
 			p.vy = random(-3, 3);
@@ -210,6 +211,15 @@ https://twitter.com/JoelBesada/status/670343885655293952
 		if (val) {
 			codemirrors.push(editor);
 			effect = val.effect || 2;
+			
+			if(val.shakeIntensity !== undefined) {
+				shakeIntensity = val.shakeIntensity;
+			}
+			
+			if(val.maxParticleSize !== undefined) {
+				maxParticleSize = val.maxParticleSize;
+			}
+			
 			init(editor);
 		} else {
 			destroy(editor);
diff --git a/demo/index.html b/demo/index.html
index 88d1000..1f07a10 100644
--- a/demo/index.html
+++ b/demo/index.html
@@ -42,7 +42,11 @@
 			tabSize: 2,
 			value: "<article>\n  <h1>Code blast plugin for Codmirror</h1>\n  <div class=\"based-on\">\n    Based on Joel Besada's experiment:\n    https://twitter.com/JoelBesada/status/670343885655293952\n  </div>\n  \n  <div>\n\t  Github: https://github.com/chinchang/code-blast-codemirror/\n  </div>\n  \n</article>",
 			autoCloseTags: true,
-			blastCode: { effect: 2 },
+			blastCode: {
+				effect: 2,
+				shakeIntensity: 2,
+				maxParticleSize: 4
+			},
 		});
 	    </script>