diff --git a/index.html b/index.html
index e2ca4a7..a8d4293 100644
--- a/index.html
+++ b/index.html
@@ -50,10 +50,10 @@
         <span id="TEXT_OUT" style="border: 1px solid black; min-width: 48em; min-height: 2.2em; display: inline-block;"></span>
     </div>
     <div>
-        <span>RAM : [<span id="Address_BUS"></span>]</span><br /><span id="RAM"></brspan>
+        <span>RAM : [<span id="Address_BUS"></span>] <span>Lines: </span><input id="ramlines" type="number" value="4" size="4" min="1" max="1024" /></span><br /><span id="RAM"></span>
     </div>
     <div>
-        <span>RAM (STACK): </span><br /><span id="STACK-RAM"></brspan>
+        <span>RAM (STACK): </span><br /><span id="STACK-RAM"></span>
     </div>
 
     <script src="js/cpu.js"></script>
diff --git a/js/cpu.js b/js/cpu.js
index f88633a..c9c32b4 100644
--- a/js/cpu.js
+++ b/js/cpu.js
@@ -70,6 +70,7 @@ const OECONTROL_RO              = 0b11111       // RAM to DATABUS Enable
 
 let intval = null;
 let breakpt = null;
+let ramlines = {value: 1};
 
 function stringToRAM(rstring,ram,address) {
     for (let a = 0; a < rstring.length; a++) {
@@ -182,15 +183,15 @@ function printTextOut(ram,startaddr,endaddr) {
     }
 }
 
-function printRAM(ram,lines = 4) {
-    let addrSpan = lines;
-    let startADDR = (cpu.ADDRBUS & 0xfff0) - ((addrSpan*16)/2);
+function printRAM(ram) {
+    let addrSpan = parseInt(ramlines.value);
+    let startADDR = (cpu.ADDRBUS & 0xfff0) - ((Math.ceil(addrSpan/2)*16));
     if (startADDR < 0) startADDR = 0;
     if (startADDR > 0xFEFF) startADDR = (0xFF00 + (addrSpan*16));
     let sp_ram = document.getElementById("RAM");
-    let ramtext = "ADDR&nbsp;&nbsp;:&nbsp;&nbsp;&nbsp;0&nbsp;&nbsp;&nbsp;&nbsp;1&nbsp;&nbsp;&nbsp;&nbsp;2&nbsp;&nbsp;&nbsp;&nbsp;3&nbsp;&nbsp;&nbsp;&nbsp;4&nbsp;&nbsp;&nbsp;&nbsp;5&nbsp;&nbsp;&nbsp;&nbsp;6&nbsp;&nbsp;&nbsp;&nbsp;7&nbsp;&nbsp;&nbsp;&nbsp;8&nbsp;&nbsp;&nbsp;&nbsp;9&nbsp;&nbsp;&nbsp;&nbsp;A&nbsp;&nbsp;&nbsp;&nbsp;B&nbsp;&nbsp;&nbsp;&nbsp;C&nbsp;&nbsp;&nbsp;&nbsp;D&nbsp;&nbsp;&nbsp;&nbsp;E&nbsp;&nbsp;&nbsp;&nbsp;F<br />";
+    let ramtext = "ADDR&nbsp;&nbsp;&nbsp;&nbsp;:&nbsp;&nbsp;&nbsp;0&nbsp;&nbsp;&nbsp;&nbsp;1&nbsp;&nbsp;&nbsp;&nbsp;2&nbsp;&nbsp;&nbsp;&nbsp;3&nbsp;&nbsp;&nbsp;&nbsp;4&nbsp;&nbsp;&nbsp;&nbsp;5&nbsp;&nbsp;&nbsp;&nbsp;6&nbsp;&nbsp;&nbsp;&nbsp;7&nbsp;&nbsp;&nbsp;&nbsp;8&nbsp;&nbsp;&nbsp;&nbsp;9&nbsp;&nbsp;&nbsp;&nbsp;A&nbsp;&nbsp;&nbsp;&nbsp;B&nbsp;&nbsp;&nbsp;&nbsp;C&nbsp;&nbsp;&nbsp;&nbsp;D&nbsp;&nbsp;&nbsp;&nbsp;E&nbsp;&nbsp;&nbsp;&nbsp;F<br />";
     for (let a = startADDR; a < (startADDR+(addrSpan*16)); a+=16) {
-        ramtext += "0x" + formatHex(a,4) + ": ";
+        ramtext += "0x" + formatHex(a,6) + ": ";
         for (let b = 0; b < 16; b++) {
             if (cpu.ADDRBUS === (a)+b) {
                 let bgcolor = "#ffff55";
diff --git a/js/main.js b/js/main.js
index 5c65e46..88566a4 100644
--- a/js/main.js
+++ b/js/main.js
@@ -51,6 +51,7 @@ let btn_runtil = document.getElementById("btn_runtil");
 let brkpt = document.getElementById("addrbrk");
 let clkinterval = document.getElementById("clkinterval");
 let clkcycles = document.getElementById("clkcycles");
+ramlines = document.getElementById("ramlines");
 let btn_rst = document.getElementById("btn_rst");
 let clk_counter = document.getElementById("clk_counter");
 let clk_count = 0;
@@ -65,6 +66,7 @@ btn_clk.addEventListener('mouseup', function(evt) {
     cpu.CLOCK(false);
 });
 
+
 btn_runtil.addEventListener('click', function(evt) {
     let addr = parseInt("0x" + brkpt.value);
     let cpi = parseInt(clkcycles.value);