diff --git a/Continuum/Continuum.html b/Continuum/Continuum.html
index 0a33bcbff9..c679ec6b39 100644
--- a/Continuum/Continuum.html
+++ b/Continuum/Continuum.html
@@ -22,9 +22,39 @@
         Height<input type="text" name="attr_height" style="width: 60px"/>
         Weight<input type="text" name="attr_weight" style="width: 60px"/>
         <br>
-        Date of Birth<input type="text" name="attr_birthday" style="width: 170px" />
-        Date of Invitation<input type="text" name="attr_invitation" style="width: 170px" />
-        Age at Session Start: Years<input type="number" name="attr_age-start-years" style="width: 60px" />Days<input type="number" name="attr_age-start-days" style="width: 50px" />
+        Birth<input type="hidden" name="attr_birthday" value="(@{YOB}*31536000+((@{MOB}+@{DOB})*86400))"/> Y<input type="number" name="attr_YOB"  style="width: 60px"/>
+        M<select name="attr_MOB" style="width: 100px" >
+        <option value="0">January</option>
+        <option value="31">February</option>
+        <option value="59">March</option>
+        <option value="90">April</option>
+        <option value="120">May</option>
+        <option value="151">June</option>
+        <option value="181">July</option>
+        <option value="212">August</option>
+        <option value="243">September</option>
+        <option value="273">October</option>
+        <option value="304">November</option>
+        <option value="334">December</option></select>
+        D<input type="number" name="attr_DOB"/>
+        Invitation<input type="hidden" name="attr_invitation" value="(@{YOI}*31536000+((@{MOI}+@{DOI})*86400))" /> Y<input type="number" name="attr_YOI"  style="width: 60px"/>
+        M<select name="attr_MOI" style="width: 100px" >
+        <option value="0">January</option>
+        <option value="31">February</option>
+        <option value="59">March</option>
+        <option value="90">April</option>
+        <option value="120">May</option>
+        <option value="151">June</option>
+        <option value="181">July</option>
+        <option value="212">August</option>
+        <option value="243">September</option>
+        <option value="273">October</option>
+        <option value="304">November</option>
+        <option value="334">December</option></select>
+        D<input type="number" name="attr_DOI"/>
+        Age at Invitation:<input type="hidden" name="attr_start-age" value="(@{invitation}-@{birthday})"/>
+        Y<input type="number" name="attr_age-start-years" style="width: 60px" value="floor(@{start-age}/31536000)" disabled="true"/>
+        D<input type="number" name="attr_age-start-days" style="width: 50px" value="floor((@{start-age}-@{age-start-years}*31536000)/86400)" disabled="true"/>
         <br>
         Locality<input type="text" name="attr_locality" style="width: 160px"/>
         Fraternity<select name="attr_fraternity" style="width: 160px">