diff --git a/examples/tabs/Tabs.ll b/examples/tabs/Tabs.ll
index c776f15..bb54ad3 100644
--- a/examples/tabs/Tabs.ll
+++ b/examples/tabs/Tabs.ll
@@ -137,6 +137,7 @@ if.then.var2:
   call void @js_bind_event(i32 %var7, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.6, i32 0, i32 0), i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.7, i32 0, i32 0))
   %var8 = call i32 @js_create_text(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.8, i32 0, i32 0))
   call void @js_append_child(i32 %var7, i32 %var8)
+  call void @js_append_child(i32 %var1, i32 %var7)
   br label %if.end.var2
 if.else.var2:
   %var9 = call i32 @js_create_element(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.4, i32 0, i32 0))
@@ -144,6 +145,7 @@ if.else.var2:
   call void @js_bind_event(i32 %var9, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.6, i32 0, i32 0), i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.7, i32 0, i32 0))
   %var10 = call i32 @js_create_text(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.8, i32 0, i32 0))
   call void @js_append_child(i32 %var9, i32 %var10)
+  call void @js_append_child(i32 %var1, i32 %var9)
   br label %if.end.var2
 if.end.var2:
   %var12 = load i32, i32* @signal_VerticalTabs_setting_tab
@@ -157,6 +159,7 @@ if.then.var11:
   call void @js_bind_event(i32 %var16, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.6, i32 0, i32 0), i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.10, i32 0, i32 0))
   %var17 = call i32 @js_create_text(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.11, i32 0, i32 0))
   call void @js_append_child(i32 %var16, i32 %var17)
+  call void @js_append_child(i32 %var1, i32 %var16)
   br label %if.end.var11
 if.else.var11:
   %var18 = call i32 @js_create_element(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.4, i32 0, i32 0))
@@ -164,6 +167,7 @@ if.else.var11:
   call void @js_bind_event(i32 %var18, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.6, i32 0, i32 0), i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.10, i32 0, i32 0))
   %var19 = call i32 @js_create_text(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.11, i32 0, i32 0))
   call void @js_append_child(i32 %var18, i32 %var19)
+  call void @js_append_child(i32 %var1, i32 %var18)
   br label %if.end.var11
 if.end.var11:
   %var21 = load i32, i32* @signal_VerticalTabs_setting_tab
@@ -177,6 +181,7 @@ if.then.var20:
   call void @js_bind_event(i32 %var25, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.6, i32 0, i32 0), i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.12, i32 0, i32 0))
   %var26 = call i32 @js_create_text(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.13, i32 0, i32 0))
   call void @js_append_child(i32 %var25, i32 %var26)
+  call void @js_append_child(i32 %var1, i32 %var25)
   br label %if.end.var20
 if.else.var20:
   %var27 = call i32 @js_create_element(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.4, i32 0, i32 0))
@@ -184,8 +189,10 @@ if.else.var20:
   call void @js_bind_event(i32 %var27, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.6, i32 0, i32 0), i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.12, i32 0, i32 0))
   %var28 = call i32 @js_create_text(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.13, i32 0, i32 0))
   call void @js_append_child(i32 %var27, i32 %var28)
+  call void @js_append_child(i32 %var1, i32 %var27)
   br label %if.end.var20
 if.end.var20:
+  call void @js_append_child(i32 %var0, i32 %var1)
   call void @js_append_child(i32 %var0, i32 %var1)
   %var29 = call i32 @js_create_element(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.0, i32 0, i32 0))
   call void @js_set_attribute(i32 %var29, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i32 0, i32 0), i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.14, i32 0, i32 0))
@@ -202,14 +209,18 @@ match.case0.var30:
   %var34 = call i32 @js_create_text(i8* getelementptr inbounds ([24 x i8], [24 x i8]* @.str.17, i32 0, i32 0))
   call void @js_append_child(i32 %var33, i32 %var34)
   call void @js_append_child(i32 %var32, i32 %var33)
+  call void @js_append_child(i32 %var32, i32 %var33)
   %var35 = call i32 @js_create_element(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.18, i32 0, i32 0))
   %var36 = call i32 @js_create_text(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.19, i32 0, i32 0))
   call void @js_append_child(i32 %var35, i32 %var36)
   call void @js_append_child(i32 %var32, i32 %var35)
+  call void @js_append_child(i32 %var32, i32 %var35)
   %var37 = call i32 @js_create_element(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.18, i32 0, i32 0))
   %var38 = call i32 @js_create_text(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.20, i32 0, i32 0))
   call void @js_append_child(i32 %var37, i32 %var38)
   call void @js_append_child(i32 %var32, i32 %var37)
+  call void @js_append_child(i32 %var32, i32 %var37)
+  call void @js_append_child(i32 %var29, i32 %var32)
   br label %match.end.var30
 match.case1.var30:
   %var39 = call i32 @js_create_element(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.0, i32 0, i32 0))
@@ -218,14 +229,18 @@ match.case1.var30:
   %var41 = call i32 @js_create_text(i8* getelementptr inbounds ([22 x i8], [22 x i8]* @.str.21, i32 0, i32 0))
   call void @js_append_child(i32 %var40, i32 %var41)
   call void @js_append_child(i32 %var39, i32 %var40)
+  call void @js_append_child(i32 %var39, i32 %var40)
   %var42 = call i32 @js_create_element(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.18, i32 0, i32 0))
   %var43 = call i32 @js_create_text(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.22, i32 0, i32 0))
   call void @js_append_child(i32 %var42, i32 %var43)
   call void @js_append_child(i32 %var39, i32 %var42)
+  call void @js_append_child(i32 %var39, i32 %var42)
   %var44 = call i32 @js_create_element(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.18, i32 0, i32 0))
   %var45 = call i32 @js_create_text(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.23, i32 0, i32 0))
   call void @js_append_child(i32 %var44, i32 %var45)
   call void @js_append_child(i32 %var39, i32 %var44)
+  call void @js_append_child(i32 %var39, i32 %var44)
+  call void @js_append_child(i32 %var29, i32 %var39)
   br label %match.end.var30
 match.case2.var30:
   %var46 = call i32 @js_create_element(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.0, i32 0, i32 0))
@@ -234,14 +249,18 @@ match.case2.var30:
   %var48 = call i32 @js_create_text(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.24, i32 0, i32 0))
   call void @js_append_child(i32 %var47, i32 %var48)
   call void @js_append_child(i32 %var46, i32 %var47)
+  call void @js_append_child(i32 %var46, i32 %var47)
   %var49 = call i32 @js_create_element(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.18, i32 0, i32 0))
   %var50 = call i32 @js_create_text(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.25, i32 0, i32 0))
   call void @js_append_child(i32 %var49, i32 %var50)
   call void @js_append_child(i32 %var46, i32 %var49)
+  call void @js_append_child(i32 %var46, i32 %var49)
   %var51 = call i32 @js_create_element(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.18, i32 0, i32 0))
   %var52 = call i32 @js_create_text(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.26, i32 0, i32 0))
   call void @js_append_child(i32 %var51, i32 %var52)
   call void @js_append_child(i32 %var46, i32 %var51)
+  call void @js_append_child(i32 %var46, i32 %var51)
+  call void @js_append_child(i32 %var29, i32 %var46)
   br label %match.end.var30
 match.case3.var30:
   %var53 = call i32 @js_create_element(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.0, i32 0, i32 0))
@@ -250,8 +269,11 @@ match.case3.var30:
   %var55 = call i32 @js_create_text(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.27, i32 0, i32 0))
   call void @js_append_child(i32 %var54, i32 %var55)
   call void @js_append_child(i32 %var53, i32 %var54)
+  call void @js_append_child(i32 %var53, i32 %var54)
+  call void @js_append_child(i32 %var29, i32 %var53)
   br label %match.end.var30
 match.end.var30:
+  call void @js_append_child(i32 %var0, i32 %var29)
   call void @js_append_child(i32 %var0, i32 %var29)
   call void @js_set_root(i32 %var0)
   ret void
@@ -307,11 +329,13 @@ entry:
   %var58 = call i32 @js_create_text(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.30, i32 0, i32 0))
   call void @js_append_child(i32 %var57, i32 %var58)
   call void @js_append_child(i32 %var56, i32 %var57)
+  call void @js_append_child(i32 %var56, i32 %var57)
   %var59 = call i32 @js_create_element(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.18, i32 0, i32 0))
   call void @js_set_attribute(i32 %var59, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i32 0, i32 0), i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.31, i32 0, i32 0))
   %var60 = call i32 @js_create_text(i8* getelementptr inbounds ([58 x i8], [58 x i8]* @.str.32, i32 0, i32 0))
   call void @js_append_child(i32 %var59, i32 %var60)
   call void @js_append_child(i32 %var56, i32 %var59)
+  call void @js_append_child(i32 %var56, i32 %var59)
   %var61 = call i32 @js_create_element(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.33, i32 0, i32 0))
   call void @js_set_attribute(i32 %var61, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i32 0, i32 0), i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.34, i32 0, i32 0))
   %var63 = load i32, i32* @signal_Tabs_tab_index
@@ -327,6 +351,8 @@ if.then.var62:
   %var69 = call i32 @js_create_text(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.38, i32 0, i32 0))
   call void @js_append_child(i32 %var68, i32 %var69)
   call void @js_append_child(i32 %var67, i32 %var68)
+  call void @js_append_child(i32 %var67, i32 %var68)
+  call void @js_append_child(i32 %var61, i32 %var67)
   br label %if.end.var62
 if.else.var62:
   %var70 = call i32 @js_create_element(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.35, i32 0, i32 0))
@@ -336,6 +362,8 @@ if.else.var62:
   %var72 = call i32 @js_create_text(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.38, i32 0, i32 0))
   call void @js_append_child(i32 %var71, i32 %var72)
   call void @js_append_child(i32 %var70, i32 %var71)
+  call void @js_append_child(i32 %var70, i32 %var71)
+  call void @js_append_child(i32 %var61, i32 %var70)
   br label %if.end.var62
 if.end.var62:
   %var74 = load i32, i32* @signal_Tabs_tab_index
@@ -351,6 +379,8 @@ if.then.var73:
   %var80 = call i32 @js_create_text(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.41, i32 0, i32 0))
   call void @js_append_child(i32 %var79, i32 %var80)
   call void @js_append_child(i32 %var78, i32 %var79)
+  call void @js_append_child(i32 %var78, i32 %var79)
+  call void @js_append_child(i32 %var61, i32 %var78)
   br label %if.end.var73
 if.else.var73:
   %var81 = call i32 @js_create_element(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.35, i32 0, i32 0))
@@ -360,6 +390,8 @@ if.else.var73:
   %var83 = call i32 @js_create_text(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.41, i32 0, i32 0))
   call void @js_append_child(i32 %var82, i32 %var83)
   call void @js_append_child(i32 %var81, i32 %var82)
+  call void @js_append_child(i32 %var81, i32 %var82)
+  call void @js_append_child(i32 %var61, i32 %var81)
   br label %if.end.var73
 if.end.var73:
   %var85 = load i32, i32* @signal_Tabs_tab_index
@@ -375,6 +407,8 @@ if.then.var84:
   %var91 = call i32 @js_create_text(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.43, i32 0, i32 0))
   call void @js_append_child(i32 %var90, i32 %var91)
   call void @js_append_child(i32 %var89, i32 %var90)
+  call void @js_append_child(i32 %var89, i32 %var90)
+  call void @js_append_child(i32 %var61, i32 %var89)
   br label %if.end.var84
 if.else.var84:
   %var92 = call i32 @js_create_element(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.35, i32 0, i32 0))
@@ -384,8 +418,11 @@ if.else.var84:
   %var94 = call i32 @js_create_text(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.43, i32 0, i32 0))
   call void @js_append_child(i32 %var93, i32 %var94)
   call void @js_append_child(i32 %var92, i32 %var93)
+  call void @js_append_child(i32 %var92, i32 %var93)
+  call void @js_append_child(i32 %var61, i32 %var92)
   br label %if.end.var84
 if.end.var84:
+  call void @js_append_child(i32 %var56, i32 %var61)
   call void @js_append_child(i32 %var56, i32 %var61)
   %var95 = call i32 @js_create_element(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.0, i32 0, i32 0))
   call void @js_set_attribute(i32 %var95, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i32 0, i32 0), i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.44, i32 0, i32 0))
@@ -402,28 +439,36 @@ match.case0.var96:
   %var100 = call i32 @js_create_text(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.47, i32 0, i32 0))
   call void @js_append_child(i32 %var99, i32 %var100)
   call void @js_append_child(i32 %var98, i32 %var99)
+  call void @js_append_child(i32 %var98, i32 %var99)
   %var101 = call i32 @js_create_element(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.18, i32 0, i32 0))
   %var102 = call i32 @js_create_text(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.48, i32 0, i32 0))
   call void @js_append_child(i32 %var101, i32 %var102)
   call void @js_append_child(i32 %var98, i32 %var101)
+  call void @js_append_child(i32 %var98, i32 %var101)
   %var103 = call i32 @js_create_element(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.18, i32 0, i32 0))
   %var104 = call i32 @js_create_text(i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.49, i32 0, i32 0))
   call void @js_append_child(i32 %var103, i32 %var104)
   call void @js_append_child(i32 %var98, i32 %var103)
+  call void @js_append_child(i32 %var98, i32 %var103)
   %var105 = call i32 @js_create_element(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.33, i32 0, i32 0))
   %var106 = call i32 @js_create_element(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.35, i32 0, i32 0))
   %var107 = call i32 @js_create_text(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.50, i32 0, i32 0))
   call void @js_append_child(i32 %var106, i32 %var107)
   call void @js_append_child(i32 %var105, i32 %var106)
+  call void @js_append_child(i32 %var105, i32 %var106)
   %var108 = call i32 @js_create_element(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.35, i32 0, i32 0))
   %var109 = call i32 @js_create_text(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.51, i32 0, i32 0))
   call void @js_append_child(i32 %var108, i32 %var109)
   call void @js_append_child(i32 %var105, i32 %var108)
+  call void @js_append_child(i32 %var105, i32 %var108)
   %var110 = call i32 @js_create_element(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.35, i32 0, i32 0))
   %var111 = call i32 @js_create_text(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.52, i32 0, i32 0))
   call void @js_append_child(i32 %var110, i32 %var111)
   call void @js_append_child(i32 %var105, i32 %var110)
+  call void @js_append_child(i32 %var105, i32 %var110)
   call void @js_append_child(i32 %var98, i32 %var105)
+  call void @js_append_child(i32 %var98, i32 %var105)
+  call void @js_append_child(i32 %var95, i32 %var98)
   br label %match.end.var96
 match.case1.var96:
   %var112 = call i32 @js_create_element(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.0, i32 0, i32 0))
@@ -432,25 +477,32 @@ match.case1.var96:
   %var114 = call i32 @js_create_text(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.54, i32 0, i32 0))
   call void @js_append_child(i32 %var113, i32 %var114)
   call void @js_append_child(i32 %var112, i32 %var113)
+  call void @js_append_child(i32 %var112, i32 %var113)
   %var115 = call i32 @js_create_element(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.18, i32 0, i32 0))
   %var116 = call i32 @js_create_text(i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str.55, i32 0, i32 0))
   call void @js_append_child(i32 %var115, i32 %var116)
   call void @js_append_child(i32 %var112, i32 %var115)
+  call void @js_append_child(i32 %var112, i32 %var115)
   %var117 = call i32 @js_create_element(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.0, i32 0, i32 0))
   call void @js_set_attribute(i32 %var117, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i32 0, i32 0), i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.56, i32 0, i32 0))
   %var118 = call i32 @js_create_element(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.18, i32 0, i32 0))
   %var119 = call i32 @js_create_text(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.57, i32 0, i32 0))
   call void @js_append_child(i32 %var118, i32 %var119)
   call void @js_append_child(i32 %var117, i32 %var118)
+  call void @js_append_child(i32 %var117, i32 %var118)
   %var120 = call i32 @js_create_element(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.18, i32 0, i32 0))
   %var121 = call i32 @js_create_text(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.58, i32 0, i32 0))
   call void @js_append_child(i32 %var120, i32 %var121)
   call void @js_append_child(i32 %var117, i32 %var120)
+  call void @js_append_child(i32 %var117, i32 %var120)
   %var122 = call i32 @js_create_element(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.18, i32 0, i32 0))
   %var123 = call i32 @js_create_text(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.59, i32 0, i32 0))
   call void @js_append_child(i32 %var122, i32 %var123)
   call void @js_append_child(i32 %var117, i32 %var122)
+  call void @js_append_child(i32 %var117, i32 %var122)
   call void @js_append_child(i32 %var112, i32 %var117)
+  call void @js_append_child(i32 %var112, i32 %var117)
+  call void @js_append_child(i32 %var95, i32 %var112)
   br label %match.end.var96
 match.case2.var96:
   %var124 = call i32 @js_create_element(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.0, i32 0, i32 0))
@@ -459,11 +511,14 @@ match.case2.var96:
   %var126 = call i32 @js_create_text(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.43, i32 0, i32 0))
   call void @js_append_child(i32 %var125, i32 %var126)
   call void @js_append_child(i32 %var124, i32 %var125)
+  call void @js_append_child(i32 %var124, i32 %var125)
   %var127 = call i32 @js_create_element(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.18, i32 0, i32 0))
   %var128 = call i32 @js_create_text(i8* getelementptr inbounds ([55 x i8], [55 x i8]* @.str.61, i32 0, i32 0))
   call void @js_append_child(i32 %var127, i32 %var128)
   call void @js_append_child(i32 %var124, i32 %var127)
+  call void @js_append_child(i32 %var124, i32 %var127)
   call void @render_VerticalTabs()
+  call void @js_append_child(i32 %var95, i32 %var124)
   br label %match.end.var96
 match.case3.var96:
   %var129 = call i32 @js_create_element(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.0, i32 0, i32 0))
@@ -472,8 +527,11 @@ match.case3.var96:
   %var131 = call i32 @js_create_text(i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str.63, i32 0, i32 0))
   call void @js_append_child(i32 %var130, i32 %var131)
   call void @js_append_child(i32 %var129, i32 %var130)
+  call void @js_append_child(i32 %var129, i32 %var130)
+  call void @js_append_child(i32 %var95, i32 %var129)
   br label %match.end.var96
 match.end.var96:
+  call void @js_append_child(i32 %var56, i32 %var95)
   call void @js_append_child(i32 %var56, i32 %var95)
   %var132 = call i32 @js_create_element(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.0, i32 0, i32 0))
   call void @js_set_attribute(i32 %var132, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i32 0, i32 0), i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.64, i32 0, i32 0))
@@ -482,6 +540,8 @@ match.end.var96:
   %var134 = call i32 @js_create_text(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.65, i32 0, i32 0))
   call void @js_append_child(i32 %var133, i32 %var134)
   call void @js_append_child(i32 %var132, i32 %var133)
+  call void @js_append_child(i32 %var132, i32 %var133)
+  call void @js_append_child(i32 %var56, i32 %var132)
   call void @js_append_child(i32 %var56, i32 %var132)
   call void @js_set_root(i32 %var56)
   ret void
diff --git a/examples/tabs/Tabs.wasm b/examples/tabs/Tabs.wasm
index c7ec38d..b0179ca 100755
Binary files a/examples/tabs/Tabs.wasm and b/examples/tabs/Tabs.wasm differ
diff --git a/ritz/__pycache__/llvm_codegen_signals.cpython-313.pyc b/ritz/__pycache__/llvm_codegen_signals.cpython-313.pyc
index 38a7dc5..6361657 100644
Binary files a/ritz/__pycache__/llvm_codegen_signals.cpython-313.pyc and b/ritz/__pycache__/llvm_codegen_signals.cpython-313.pyc differ
diff --git a/ritz/llvm_codegen_signals.py b/ritz/llvm_codegen_signals.py
index ec0b3ae..b4c2a3b 100644
--- a/ritz/llvm_codegen_signals.py
+++ b/ritz/llvm_codegen_signals.py
@@ -37,6 +37,11 @@ class SignalLLVMIRGenerator:
         # Track current component for signal scoping
         self.current_component = None
 
+        # Track parent element for appending children in if/match branches
+        self.parent_element_stack: list[str] = []
+        # Track if we're inside a conditional branch
+        self.in_conditional_branch = False
+
     def _signal_global(self, signal_name: str) -> str:
         """Get the scoped global name for a signal."""
         if self.current_component:
@@ -428,6 +433,9 @@ class SignalLLVMIRGenerator:
                 f"i8* getelementptr inbounds ({self._string_type(onclick_handler)}, {self._string_type(onclick_handler)}* {handler_str}, i32 0, i32 0))"
             )
 
+        # Push this element as the parent for children
+        self.parent_element_stack.append(elem_var)
+
         # Process children
         for child_stmt in stmt["body"]:
             child_var = self._emit_statement(child_stmt)
@@ -436,6 +444,14 @@ class SignalLLVMIRGenerator:
                     f"  call void @js_append_child(i32 %{elem_var}, i32 %{child_var})"
                 )
 
+        # Pop parent
+        self.parent_element_stack.pop()
+
+        # If we're inside an if/match branch (have a grandparent), append to it
+        if self.parent_element_stack:
+            parent_var = self.parent_element_stack[-1]
+            self.lines.append(f"  call void @js_append_child(i32 %{parent_var}, i32 %{elem_var})")
+
         return elem_var
 
     def _emit_yield(self, stmt: dict[str, Any]) -> str | None: