Best Answer MrFent† , 11 May 2014 - 05:38 PM
PageLines changed something in the latest version of DMS causing the following hidden message to appear on a live site to visitors:
This is the placeholder for your Modal PopUp section. Visitors will not see this.
I talked to PageLines and the issue will be fixed in the next DMS update, but for now please add the following CSS to your site: