<div class="layout-region"> <div id="pe-preview" style="position:absolute; left: 0; top: 0; display:none; width:100%; height:100%; z-index: 1;"></div> <section class="layout-ct"> <div id="file-menu-panel" class="toolbar-fullview-panel" style="display:none;"></div> </section> <div id="viewport-vbox-layout" class="layout-ct vbox"> <div id="toolbar" class="layout-item"></div> <div class="layout-item middle"> <div id="viewport-hbox-layout" class="layout-ct hbox"> <div id="left-menu" class="layout-item" style="width: 40px;"></div> <div id="about-menu-panel" class="left-menu-full-ct" style="display:none;"></div> <div id="editor_sdk" class="layout-item"></div> <div id="right-menu" class="layout-item"></div> </div> </div> <div id="statusbar" class="layout-item"></div> </div> </div>