route validation and prevent navigation from breaking on re-cklick

templates/sell_userInfo.html

@@ -2,13 +2,13 @@
 function checkEMail(theEmailAddress){
   return (/^([a-zA-Z0-9_.-])+@(([a-zA-Z0-9-])+.)+([a-zA-Z0-9]{2,4})+$/.test(theEmailAddress));
 }
-  
+
 function nextHandler(){
   $("#alertInvalidEMail").addClass("hide");
   if(checkEMail($($('[name="email"]')[0]).val())){
-    window.location="#Sell/page2/"; 
+    window.location="#Sell/page2/";
   } else {
-    console.log("EMail Wrong");
+    if (ibuyproperties.isDebugMode) { console.log("EMail Wrong"); }
     $("#alertInvalidEMail").removeClass("hide");
   }
 }
@@ -18,13 +18,13 @@ function nextHandler(){
 <div id="alertInvalidEMail" class="alert alert-danger hide" role="alert">
   <span class="glyphicon glyphicon-exclamation-sign" aria-hidden="true"></span>
   <span class="sr-only">Error:</span>
-  Enter a valid email address
+  A valid email address is required.
 </div>
 <div class="input-group" style="width:100%">
   <span class="input-group-addon fixWidth1 fieldLabel" >First Name</span>
   <input type="text" name="firstName" class="form-control"/>
-</div>  
-<div class="input-group"  style="width:100%">  
+</div>
+<div class="input-group"  style="width:100%">
   <span class="input-group-addon fixWidth1 fieldLabel">Last Name</span>
   <input type="text" name="LastName" class="form-control"/>
 </div>
@@ -34,8 +34,8 @@ function nextHandler(){
   <span class="input-group-addon fieldLabel">
     Preferred <input type="checkbox"  name="prefEmail"/>
   </span>
-</div>  
-<div class="input-group">  
+</div>
+<div class="input-group">
   <span class="input-group-addon fixWidth1 fieldLabel" >Phone</span>
   <input type="text" name="phone" class="form-control"/>
   <span class="input-group-addon fieldLabel">