diff --git a/Http/SkinEditor/app.css b/Http/SkinEditor/app.css
index 84cdc80..4f9e96d 100644
--- a/Http/SkinEditor/app.css
+++ b/Http/SkinEditor/app.css
@@ -161,18 +161,26 @@ input {
 
 	.t-exp.t-inline {
 		margin: 0 2px;
-		padding: 2px;
+		padding: 2px 1px;
 	}
 	
 	.t-exp .t-inline {
-		margin: 0 2px 2px 2px;
+		margin: 0 0 2px 0;
+	}
+	
+	.mode-hide-delete .t-exp .t-inline {
+		margin-bottom: 0;
+	}
+	
+	.mode-hide-delete .t-exp.t-inline {
+		padding-bottom: 0;
 	}
 	
 	.t-exp .t-statement {
 		margin: 0;
 		border: 0;
 		border-left: solid 1px orangered;
-		padding: 0;
+		padding: 0 2px;
 	}
 	
 	.t-exp:hover {
diff --git a/Http/SkinEditor/app.js b/Http/SkinEditor/app.js
index db9de7e..bcae148 100644
--- a/Http/SkinEditor/app.js
+++ b/Http/SkinEditor/app.js
@@ -36,13 +36,17 @@ var inputlists = {
 var statementlists = {
 	"statement.comp": ["input.comp"],
 	"statement.define": ["input.ident", "exp"],
+	"statement.exp.cast.vector2number": ["exp.vector"],
+	"statement.exp.cast.number2vector": ["exp.number"],
 	"statement.exp.const.w": [],
 	"statement.exp.const.h": [],
 	"statement.exp.const.inf": [],
+	"statement.exp.const.null": [],
 	"statement.exp.const.true": [],
 	"statement.exp.const.false": [],
 	"statement.exp.literal.ident": ["input.ident"],
 	"statement.exp.literal.number": ["input.number"],
+	"statement.exp.literal.string": ["input.string"],
 	"statement.exp.op.add": ["exp.number", "exp.number"],
 	"statement.exp.op.sub": ["exp.number", "exp.number"],
 	"statement.exp.op.mul": ["exp.number", "exp.number"],
@@ -64,33 +68,54 @@ var statementlists = {
 	"statement.exp.func.abs": ["exp.number"],
 	"statement.exp.func.interval": ["exp.number", "exp.number", "exp.number"],
 	"statement.exp.func.is": ["exp", "exp"],
+	"statement.exp.func.cubic_bezier": ["exp.number", "exp.number", "exp.number", "exp.number", "exp.number"],
+	"statement.exp.func.ease": ["exp.number"],
+	"statement.exp.func.ease_in": ["exp.number"],
+	"statement.exp.func.ease_out": ["exp.number"],
+	"statement.exp.func.ease_in_out": ["exp.number"],
+	"statement.exp.func.screen_edge": ["exp.number"],
+	"statement.exp.func.anim": ["exp.vector", "exp.vector", "exp.number"],
 	"statement.obj": ["block.element"],
 	"statement.prop": ["input.prop", "exp"],
 	"statement.select": ["block.select", "block.element"],
 	"statement.select.anchor": ["input.identanchor"],
 	"statement.select.atanchor": ["input.identanchor"],
-	"statement.select.exp": ["exp"],
+	"statement.select.exp": ["exp.number"],
 	"statement.select.type": ["input.type"],
 };
 
 var explists = {
-	"exp": ["#exp.array", "#exp.error", "#exp.identifier", "#exp.null", "#exp.number", "#exp.string", "#exp.vector"],
+	"exp": ["#exp.array", "#exp.identifier", "#exp.number", "#exp.string", "#exp.vector"],
 	"exp.any": [
-		"statement.exp.literal.ident",
+		"statement.exp.literal.ident", "statement.exp.literal.identforced",
 		"statement.exp.op.and", "statement.exp.op.or"
 	],
+	"exp.identifier": [
+		"statement.exp.const.null",
+		"#exp.any"
+	],
 	"exp.number": [
-		"statement.exp.literal.number",
+		"statement.exp.literal.number", "statement.exp.cast.vector2number",
 		"statement.exp.const.w", "statement.exp.const.h", "statement.exp.const.inf", "statement.exp.const.true", "statement.exp.const.false",
 		"statement.exp.op.add", "statement.exp.op.sub", "statement.exp.op.mul", "statement.exp.op.div", "statement.exp.op.mod",
 		"statement.exp.op.add1", "statement.exp.op.sub1", "statement.exp.op.not",
 		"statement.exp.op.at", "statement.exp.op.lt", "statement.exp.op.eq", "statement.exp.op.gt",
 		"statement.exp.func.int", "statement.exp.func.clamp", "statement.exp.func.min", "statement.exp.func.max", "statement.exp.func.abs",
 		"statement.exp.func.interval", "statement.exp.func.is",
-		"statement.exp.func.anim", "statement.exp.func.cubic_bezier", "statement.exp.func.ease", "statement.exp.func.ease_in", "statement.exp.func.ease_out", "statement.exp.func.ease_in_out",
+		"statement.exp.func.cubic_bezier", "statement.exp.func.ease", "statement.exp.func.ease_in", "statement.exp.func.ease_out", "statement.exp.func.ease_in_out",
 		"statement.exp.func.attack_timing", "statement.exp.func.enter_timing", "statement.exp.func.release_timing", "statement.exp.func.leave_timing", "statement.exp.func.contact_timing",
 		"#exp.any"
 	],
+	"exp.string": [
+		"statement.exp.literal.string",
+		"#exp.any"
+	],
+	"exp.vector": [
+		"statement.exp.cast.number2vector",
+		"statement.exp.func.screen_edge",
+		"statement.exp.func.anim",
+		"#exp.any"
+	],
 };
 
 window.onload = function () {
diff --git a/Http/SkinEditor/messages/en_US.js b/Http/SkinEditor/messages/en_US.js
index 84cc813..f2715b5 100644
--- a/Http/SkinEditor/messages/en_US.js
+++ b/Http/SkinEditor/messages/en_US.js
@@ -42,6 +42,7 @@ messages["en_US"] = {
 	"input.prop.text.size": "text sprite: font size",
 	"input.prop.text.spacing": "text sprite: character spacing",
 	"input.prop.text.value": "text sprite: content",
+	"input.string.default": "abc",
 	"input.type.chart": "chart",
 	"input.type.default": "element",
 	"input.type.group": "track group",
@@ -49,20 +50,32 @@ messages["en_US"] = {
 	"input.type.track": "track",
 	"list.statement.comp": "Attach component",
 	"list.statement.define": "Define static variable",
+	"list.statement.exp.cast.number2vector": "From number",
+	"list.statement.exp.cast.vector2number": "From vector",
 	"list.statement.exp.const.false": "False",
 	"list.statement.exp.const.h": "Screen height",
 	"list.statement.exp.const.inf": "Infinity",
+	"list.statement.exp.const.null": "Null",
 	"list.statement.exp.const.true": "True",
 	"list.statement.exp.const.w": "Screen width",
 	"list.statement.exp.func.abs": "Absolute value",
+	"list.statement.exp.func.anim": "Animate value",
 	"list.statement.exp.func.clamp": "Clamp",
+	"list.statement.exp.func.cubic_bezier": "Cubic Bézier curve",
+	"list.statement.exp.func.ease": "Ease",
+	"list.statement.exp.func.ease_in": "Ease in",
+	"list.statement.exp.func.ease_in_out": "Ease in out",
+	"list.statement.exp.func.ease_out": "Ease out",
 	"list.statement.exp.func.int": "Round down",
 	"list.statement.exp.func.interval": "Interval",
 	"list.statement.exp.func.is": "Is equivalent",
 	"list.statement.exp.func.max": "Maximum",
 	"list.statement.exp.func.min": "Minimum",
+	"list.statement.exp.func.screen_edge": "Screen edge",
 	"list.statement.exp.literal.ident": "Variable",
+	"list.statement.exp.literal.identforced": "Variable (forced)",
 	"list.statement.exp.literal.number": "Number",
+	"list.statement.exp.literal.string": "String",
 	"list.statement.exp.op.add": "a + b",
 	"list.statement.exp.op.add1": "+n",
 	"list.statement.exp.op.and": "p and q",
@@ -86,20 +99,32 @@ messages["en_US"] = {
 	"list.statement.select.type": "Filter element type",
 	"statement.comp": "with a {0}",
 	"statement.define": "Define static {0} = {1}",
+	"statement.exp.cast.number2vector": "number {0}",
+	"statement.exp.cast.vector2number": "vector {0}",
 	"statement.exp.const.false": "false",
 	"statement.exp.const.h": "screen height",
 	"statement.exp.const.inf": "infinity",
+	"statement.exp.const.null": "null",
 	"statement.exp.const.true": "true",
 	"statement.exp.const.w": "screen width",
 	"statement.exp.func.abs": "absolute value of {0}",
+	"statement.exp.func.anim": "animate value from {0} to {1} with {2}",
 	"statement.exp.func.clamp": "clamp {1} between {0} and {2}",
+	"statement.exp.func.cubic_bezier": "cubic Bézier curve defined by the control points ({0}, {1}) and ({2}, {3}) with {4}",
+	"statement.exp.func.ease": "ease with {0}",
+	"statement.exp.func.ease_in": "ease in with {0}",
+	"statement.exp.func.ease_in_out": "ease in out with {0}",
+	"statement.exp.func.ease_out": "ease out with {0}",
 	"statement.exp.func.int": "round down {0}",
 	"statement.exp.func.interval": "interval between {0} and {1}",
 	"statement.exp.func.is": "{0} is equivalent to {1}",
 	"statement.exp.func.max": "maximum of {0} and {1}",
 	"statement.exp.func.min": "minimum of {0} and {1}",
+	"statement.exp.func.screen_edge": "the screen edge #{0}",
 	"statement.exp.literal.ident": "{0}",
+	"statement.exp.literal.identforced": "{0} (forced)",
 	"statement.exp.literal.number": "{0}",
+	"statement.exp.literal.string": "{0}",
 	"statement.exp.op.add": "{0} + {1}",
 	"statement.exp.op.add1": "+{0}",
 	"statement.exp.op.and": "{0} and {1}",